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      <FootnoteTextInd>X</FootnoteTextInd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>BETH ISRAEL LAHEY HEALTH, INC., WHICH SERVES AS THE PARENT OF THE SYSTEM, HAS BEEN DETERMINED BY THE INTERNAL REVENUE SERVICE TO BE AN ORGANIZATION DESCRIBED UNDER INTERNAL REVENUE CODE (THE CODE) SECTION 501(C)(3) AND, THEREFORE, IS EXEMPT FROM FEDERAL INCOME TAXES ON RELATED INCOME PURSUANT TO SECTION 501(A) OF THE CODE. THE INTERNAL REVENUE SERVICE HAS ALSO DETERMINED THAT THE OTHER ENTITIES IN THE SYSTEM, EXCLUDING ITS FOR-PROFIT SUBSIDIARIES, QUALIFY AS ORGANIZATIONS DESCRIBED IN SECTION 501(C)(3) OF THE CODE, MEET THE CODE'S REQUIREMENTS UNDER SECTION 509(A), AND THEREFORE ARE EXEMPT FROM FEDERAL INCOME TAXES ON RELATED INCOME PURSUANT TO SECTION 501(A) OF THE CODE. THE SYSTEM RECOGNIZES THE EFFECT OF INCOME TAX POSITIONS ONLY IF THOSE POSITIONS ARE MORE LIKELY THAN NOT OF BEING SUSTAINED. RECOGNIZED INCOME TAX POSITIONS ARE MEASURED AT THE LARGEST AMOUNT OF BENEFIT THAT IS GREATER THAN FIFTY PERCENT LIKELY TO BE REALIZED UPON SETTLEMENT. CHANGES IN MEASUREMENT ARE REFLECTED IN THE PERIOD IN WHICH THE CHANGE IN JUDGMENT OCCURS. THE SYSTEM DID NOT RECOGNIZE THE EFFECT OF ANY INCOME TAX POSITIONS IN 2021 AND 2020, RESPECTIVELY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES 1,363,962. CONSOLIDATED AFFILIATES NET ELIMINIATIONS 6,877,054,754.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>ROUNDING 5.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES 1,363,962. CONSOLIDATED AFFILIATES NET ELIMINIATIONS 6,502,643,692.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>ROUNDING 5.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
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        <PersonNm>SULLIVAN WILLIAM J</PersonNm>
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        <PersonNm>DIPIETRO GINO</PersonNm>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>SEVERANCE AND CHANGE OF CONTROL PAYMENTS AS REQUIRED BY THIS FORM 990, SCHEDULE J, COMPENSATION INFORMATION, AND AS NOTED ABOVE, THE COMPENSATION DETAIL INCLUDED IN MOUNT AUBURN PROFESSIONAL SERVICES (MAPS) FORM 990 FILING FOR THE FISCAL YEAR ENDED SEPTEMBER 30, 2021 IS CALENDAR YEAR 2020 DETAIL. ADDITIONAL INFORMATION IS INCLUDED WITH THE EXPLANATORY NOTES TO SCHEDULE J BELOW. SUPPLEMENTAL NONQUALIFIED RETIREMENT PLAN DURING THE 2020 CALENDAR YEAR, BETH ISRAEL DEACONESS MEDICAL CENTER (BIDMC) WAS A PARTICIPATING EMPLOYER IN THE BETH ISRAEL DEACONESS MEDICAL CENTER EXECUTIVE RETIREMENT PROGRAM WHICH IS A NON-QUALIFIED DEFERRED COMPENSATION PLAN AND PURSUANT TO THE PLAN ELIGIBLE EMPLOYEES RECEIVE CERTAIN RETIREMENT BENEFITS. AMOUNTS RECEIVED BY PARTICIPANTS AND RELATED TO THIS PLAN ARE INCLUDED IN FORM 990 SCHEDULE J, PART II, COLUMN B(III), OTHER REPORTABLE COMPENSATION AND/OR FORM 990, SCHEDULE J, PART II, COLUMN C, DEFERRED COMPENSATION IN ACCORDANCE WITH THE INSTRUCTIONS TO THIS FORM 990. IN ADDITION, DURING THE 2020 CALENDAR YEAR, SEVERAL ENTITIES WITHIN THE LAHEY HEALTH SYSTEM WERE PARTICIPATING EMPLOYERS IN THE LAHEY CLINIC 457(F) NON-QUALIFIED DEFINED CONTRIBUTION PLAN AND THE LAHEY CLINIC 457(B) RETIREMENT SAVINGS PLAN. PURSUANT TO THESE PLANS, ELIGIBLE EMPLOYEES RECEIVED CERTAIN RETIREMENT BENEFITS AND/OR COULD DEFER PART OF THEIR COMPENSATION. UNDER THE DEFINITIONS TO THIS FORM 990, THESE PLANS ARE CONSIDERED SUPPLEMENTAL NON-QUALIFIED RETIREMENT PLANS. AMOUNTS DEFERRED BY PARTICIPANTS OR CONTRIBUTIONS RECEIVED BY PARTICIPANTS AND RELATED TO THESE PLANS ARE INCLUDED IN FORM 990 SCHEDULE J, PART II, COLUMN B(III), OTHER REPORTABLE COMPENSATION AND/OR FORM 990, SCHEDULE J, PART II, COLUMN C, DEFERRED COMPENSATION IN ACCORDANCE WITH THE INSTRUCTIONS TO THIS FORM 990. ADDITIONAL INFORMATION IS INCLUDED WITH THE EXPLANATORY NOTES TO SCHEDULE J BELOW</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>DURING THE 2020 CALENDAR YEAR, THE FILING ORGANIZATION MAINTAINS EXECUTIVE COMPENSATION PACKAGES WHICH INCLUDED OPPORTUNITIES TO EARN INCENTIVE COMPENSATION BASED ON A COMBINATION OF VARIOUS FACTORS, INCLUDING BUT NOT LIMITED TO, MEETING OR EXCEEDING THE EMPLOYING ENTITY'S OBJECTIVES FOR QUALITY AND PATIENT SAFETY, BUDGETED CONSOLIDATED OPERATING MARGIN, AND MEETING INDIVIDUAL GOALS AND OBJECTIVES. IN EACH CASE, INCENTIVE COMPENSATION WAS REVIEWED BY THE COMPENSATION COMMITTEE WHICH WAS FULLY STAFFED BY INDEPENDENT MEMBERS. ADDITIONAL EXPLANATORY NOTES: ALL DIRECTORS/TRUSTEES SERVE WITHOUT COMPENSATION OR BENEFITS. COMPENSATION PAID TO OFFICERS, DIRECTORS/TRUSTEES OR KEY EMPLOYEES WAS EARNED FOR WORK PERFORMED IN A CAPACITY OTHER THAN THAT OF DIRECTOR/TRUSTEE, AS DENOTED BY THE LISTED TITLES IN THE NOTES BELOW AND WAS PAID FOR POSITIONS HELD DURING THE FISCAL YEAR ENDED SEPTEMBER 30, 2021. AS REQUIRED BY FORM 990, COMPENSATION REPORTED FOR THIS FISCAL YEAR IS CALENDAR YEAR 2020 COMPENSATION. COMPENSATION REPORTED FOR INDIVIDUALS MAY REFLECT AN ALLOCATION OF COMPENSATION PAID BY ENTITIES RELATED TO THE FILING ORGANIZATION AND WITHIN THE BETH ISRAEL LAHEY HEALTH NETWORK OR OTHER ENTITIES, AS REQUIRED.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J ADDITIONAL EXPLANATORY FOOTNOTES:</FormAndLineReferenceDesc>
        <ExplanationTxt>REPORTABLE COMPENSATION LISTED IN FORM 990 PART VII INCLUDES BASE COMPENSATION, INCENTIVE COMPENSATION AND OTHER REPORTABLE COMPENSATION AS REPORTED IN FORM 990 SCHEDULE J. OTHER COMPENSATION LISTED IN FORM 990 PART VII INCLUDES DEFERRED COMPENSATION AND NON-TAXABLE BENEFITS AS REPORTED IN FORM 990 SCHEDULE J. BASE COMPENSATION: AMOUNTS NOT OTHERWISE SEPARATELY NOTED IN THIS RETURN BUT QUANTIFIED IN BASE COMPENSATION INCLUDE AMOUNTS FROM ONE OR MORE OF THE FOLLOWING ITEMS: REGULAR WAGES, EMPLOYEE DEFERRALS TO A 401(K) AND/OR 403(B) PLAN OTHER REPORTABLE COMPENSATION: AMOUNTS QUANTIFIED IN OTHER REPORTABLE COMPENSATION WHICH MAY NOT BE SEPARATELY NOTED IN THIS FILING INCLUDE AMOUNTS FROM ONE OR MORE OF THE FOLLOWING ITEMS: TAXABLE EMPLOYER-SUBSIDIZED PARKING; TAXABLE MOVING EXPENSES; TAXABLE LIFE, DISABILITY, OR LONG-TERM CARE INSURANCE; AMOUNTS DEFERRED BY THE EMPLOYEE (PLUS EARNINGS) UNDER FULLY VESTED 457(B) PLAN; DISTRIBUTIONS FROM A 457(B) PLAN; AMOUNTS INCLUDIBLE IN INCOME UNDER A 457(F) PLAN; INCREASE/DECREASE IN VALUE OF NONQUALIFIED RETIREMENT BENEFITS; OTHER TAXABLE RETIREMENT BENEFITS DEFERRED COMPENSATION: AMOUNTS NOT OTHERWISE SEPARATELY NOTED BUT QUANTIFIED IN DEFERRED COMPENSATION INCLUDE AMOUNTS FROM ONE OR MORE OF THE FOLLOWING ITEMS: EMPLOYER CONTRIBUTIONS TO 401K RETIREMENT PLAN, EMPLOYER CONTRIBUTIONS TO 403B RETIREMENT PLAN, EMPLOYER CONTRIBUTION TO PENSION PLAN AND/OR THE CHANGE IN ACTUARIAL VALUE OF THE PENSION PLAN BENEFIT, UNFUNDED AND UNVESTED AMOUNTS DEFERRED UNDER 457(F) PLAN NON-TAXABLE BENEFITS: AMOUNTS NOT OTHERWISE SEPARATELY NOTED BUT QUANTIFIED IN NON-TAXABLE BENEFITS INCLUDE AMOUNTS FROM ONE OR MORE OF THESE NON-TAXABLE BENEFITS: EMPLOYEE CONTRIBUTIONS TO HEALTH INSURANCE, EMPLOYER CONTRIBUTIONS TO HEALTH INSURANCE, EMPLOYEE CONTRIBUTIONS TO FLEXIBLE SPENDING ACCOUNTS FOR DEPENDENT CARE AND/OR MEDICAL REIMBURSEMENT, ADOPTION ASSISTANCE, TUITION ASSISTANCE PURSUANT TO AN EMPLOYER PLAN, GROUP TERM LIFE INSURANCE, DISABILITY INSURANCE COMPLETE TITLES AND ADDITIONAL EXPLANATORY INFORMATION FOR OFFICERS, DIRECTOR/TRUSTEES, KEY EMPLOYEES AND THE ENTITIES FIVE HIGHEST PAID EMPLOYEES OTHER THAN ODTKH ARE LISTED BELOW ALPHABETICALLY: ABNER, ANTHONY -MD, RADIATION ONCOLOGY- MOUNT AUBURN PROFESSIONAL SERVICES, INC. OTHER REPORTABLE AND DEFERRED COMPENSATION FOR DR. ABNER INCLUDES COMBINED CONTRIBUTIONS TO, AND CHANGE IN VALUE OF, NONQUALIFIED RETIREMENT PLANS IN THE AMOUNT OF $14,250. OF THIS AMOUNT, $14,250 IS UNVESTED. BIRJINIUK, VLADIMIR -CHIEF CARDIOVASCULAR SURGERY - MOUNT AUBURN PROFESSIONAL SERVICES, INC. BRUGGE, WILLIAM -MD, CHIEF GASTROENTEROLOGY - MOUNT AUBURN PROFESSIONAL SERVICES, INC. CANEPA, JOHN J. -TRUSTEE AND BOARD CO-CHAIR MOUNT AUBURN HOSPITAL -TRUSTEE MOUNT AUBURN PROFESSIONAL SERVICES, INC. -TRUSTEE BETH ISRAEL LAHEY HEALTH, INC MR. CANEPA'S TERM ON THE MOUNT AUBURN PROFESSIONAL SERVICES' BOARD ENDED ON SEPTEMBER 30, 2021. CLOUGH, JEANETTE G. UNLESS OTHERWISE NOTED BELOW, MS. CLOUGH HELD THE FOLLOWING POSITIONS UNTIL HER RETIREMENT ON JUNE 30, 2021: -TRUSTEE (EX-OFFICIO) AND PRESIDENT - MOUNT AUBURN HOSPITAL -PRESIDENT - MOUNT AUBURN PROFESSIONAL SERVICES -MANAGING DIRECTOR - BETH ISRAEL LAHEY HEALTH PERFORMANCE NETWORK, LLC ALTHOUGH MS. CLOUGH SERVED IN THE POSITIONS ABOVE UNTIL HER RETIREMENT ON JUNE 30, 2021, AS REQUIRED IN THIS FORM 990, COMPENSATION REPORTED HERE IS CALENDAR YEAR 2020 COMPENSATION. BASE COMPENSATION, INCENTIVE COMPENSATION, OTHER REPORTABLE COMPENSATION, DEFERRED COMPENSATION AND NON-TAXABLE BENEFITS ARE REPORTED AS REQUIRED IN FORM 990, SCHEDULE J. OTHER REPORTABLE COMPENSATION FOR MS. CLOUGH INCLUDES COMBINED PAYMENTS FROM NONQUALIFIED RETIREMENT PLANS IN THE AMOUNT OF $216,902.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J EXPLANATORY FOOTNOTES (CONTINUED)</FormAndLineReferenceDesc>
        <ExplanationTxt>DIPIETRO, GINO -CONTROLLER - MOUNT AUBURN HOSPITAL -SECRETARY - MOUNT AUBURN PROFESSIONAL SERVICES, INC. HUANG, M.D., EDWIN -TRUSTEE (EX-OFFICIO), INTERIM PRESIDENT - MOUNT AUBURN HOSPITAL -CHAIR, OBSTETRICS/GYNECOLOGY - MOUNT AUBURN HOSPITAL -TRUSTEE AND INTERIM PRESIDENT - MOUNT AUBURN PROFESSIONAL SERVICES, INC. OTHER REPORTABLE COMPENSATION FOR DR. HUANG INCLUDES COMBINED PAYMENTS FROM NONQUALIFIED RETIREMENT PLANS IN THE AMOUNT OF $56,480. KAHAN, M.D., MITCHELL -TRUSTEE - MOUNT AUBURN PROFESSIONAL SERVICES, INC. DR. MITCHELL'S TERM IN THE MOUNT AUBURN PROFESSIONAL SERVICES' BOARD BEGAN ON JUNE 22, 2021. KETTYLE, M.D., WILLIAM -TRUSTEE - MOUNT AUBURN PROFESSIONAL SERVICES, INC. -TRUSTEE - MOUNT AUBURN HOSPITAL DR. KETTYLE'S TERM ON THE MOUNT AUBURN PROFESSIONAL SERVICES' BOARD ENDED ON SEPTEMBER 30, 2021. LAMB,CAROLYN -RADIATION ONCOLOGY PHYSICIAN - MOUNT AUBURN PROFESSIONAL SERVICES, INC. LUCCHINO, DAVID L. -TRUSTEE - MOUNT AUBURN PROFESSIONAL SERVICES, INC. -TRUSTEE - MOUNT AUBURN HOSPITAL MR. LUCCHINO'S TERM IN THE MOUNT AUBURN PROFESSIONAL SERVICES' BOARD BEGAN ON JUNE 22, 2021. POWAR, M.D., AMIT -EXECUTIVE VICE PRESIDENT AND CHIEF MEDICAL OFFICER - MOUNT AUBURN PROFESSIONAL SERVICES SETNIK, M.D., GARY S. -TRUSTEE, CHAIR AND DEPARTMENT OF EMERGENCY MEDICINE - MOUNT AUBURN PROFESSIONAL SERVICES, INC. DR. SETNIK'S TERM IN THE MOUNT AUBURN PROFESSIONAL SERVICES' BOARD ENDED ON JUNE 22, 2021. SHENOY, M.D., ANANT -TRUSTEE - MOUNT AUBURN PROFESSIONAL SERVICES, INC. DR. SHENOY'S TERM IN THE MOUNT AUBURN PROFESSIONAL SERVICES' BOARD BEGAN ON JUNE 22, 2021. SPENCER, M.D., JACQUELINE -TRUSTEE - MOUNT AUBURN PROFESSIONAL SERVICES, INC. -TRUSTEE - MOUNT AUBURN HOSPITAL DR. SPENCER'S TERM IN THE MOUNT AUBURN PROFESSIONAL SERVICES' BOARD BEGAN ON JUNE 22, 2021. SULLIVAN, WILLIAM -VICE PRESIDENT AND CHIEF FINANCIAL OFFICER - MOUNT AUBURN HOSPITAL -CHIEF FINANCIAL OFFICER - MOUNT AUBURN PROFESSIONAL SERVICES THOMSON, CAREY -CHAIR OF MEDICINE - MOUNT AUBURN PROFESSIONAL SERVICES, INC.</ExplanationTxt>
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        <ProceduresCorrectiveActionInd>1</ProceduresCorrectiveActionInd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND A, ENTITY 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART I, ROW A, COLUMN A MASSACHUSETTS DEVELOPMENT FINANCE AGENCY. PART I, ROW A, COLUMN F: THE ISSUE REFUNDED ISSUES DATED 06/09/2008, 11/30/2005, 6/16/2003, AND 6/4/1998.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND B, ENTITY 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART I, ROW B, COLUMN A MASSACHUSETTS DEVELOPMENT FINANCE AGENCY. PART I, ROW B, COLUMN F THE ISSUE'S PURPOSE WAS TO FINANCE AN OUTPATIENT AMBULATORY CARE BUILDING, FACILITY UPGRADES, AND COMPUTER UPGRADES AT CERTAIN BIDMC AFFILIATES. PART II, COLUMN B, LINE 3: THE TOTAL PROCEEDS EXCEED THE ISSUE PRICE DUE TO THE $21,755,568 OF INVESTMENT EARNINGS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND C, ENTITY 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART I, ROW C, COLUMN A MASSACHUSETTS DEVELOPMENT FINANCE AGENCY. PART I, ROW C, COLUMN F: THE ISSUE'S PURPOSE WAS TO FINANCE CAPITAL PROJECTS AND REFUND ISSUES DATED 6/9/2008; 7/13/2004; 2/11/1998. PART II, COLUMN C, LINE 3: THE TOTAL PROCEEDS EXCEED THE ISSUE PRICE DUE TO THE $6,493 OF INVESTMENT EARNINGS. PART II, COLUMN C, LINE 11 THE OTHER SPENT PROCEEDS ARE THE REFUNDING PROCEEDS OF THE ISSUE THAT ARE NO LONGER IN ESCROW. PART IV, COLUMN C, LINE 2C: ARBITRAGE REBATE &amp; YIELD RESTRICTION LIABILITY CALCULATION PERFORMED ON 09/30/2021.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND D, ENTITY 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART I, ROW D, COLUMN A MASSACHUSETTS DEVELOPMENT FINANCE AGENCY. PART I, ROW D, COLUMN F THE ISSUE'S PURPOSE WAS TO FINANCE CAPITAL PROJECTS AND REFUND ISSUES DATED 08/17/2007 AND 07/14/2005. PART II, COLUMN D, LINE 3: THE TOTAL PROCEEDS EXCEED THE ISSUE PRICE DUE TO THE $123,904 OF INVESTMENT EARNINGS. PART III, COLUMN D, LINE 9: THE MEMBERS OF THE LAHEY HEALTH SYSTEM OBLIGATED GROUP WERE LAHEY CLINIC FOUNDATION (LCF), INC., LAHEY CLINIC HOSPITAL, INC. (LCH) AND LAHEY CLINIC, INC. (LCI). ON MARCH 1, 2019, LAHEY HEALTH SYSTEM MERGED INTO LCF, AND PURSUANT TO A PLAN OF MERGER BETH ISRAEL LAHEY HEALTH (BILH) BECAME THE SOLE MEMBER OF LCF. LCF, IN TURN, SERVES AS THE SOLE MEMBER OF LCH AND LCI. IN JUNE 2020, THE BETH ISRAEL LAHEY HEALTH OBLIGATED GROUP WAS CREATED AND THE MEMBERS OF THE LAHEY OBLIGATED GROUP ARE CURRENTLY MEMBERS OF THE BILH OBLIGATED GROUP. SOME MEMBERS OF THE BILH OBLIGATED GROUP HAVE ADOPTED FORMAL WRITTEN POLICIES AND PROCEDURES TO REVIEW AND MONITOR ARRANGEMENTS WHICH COULD GENERATE PRIVATE USE OF BOND FINANCED FACILITIES AND COMPLIANCE RELATED TO INTERNAL REVENUE CODE (IRC) SECTION 141 AND ARBITRAGE RULES UNDER IRC SECTION 148. ALTHOUGH LCF, LCH AND LCI HAVE NOT FORMALLY ADOPTED THESE WRITTEN POLICIES AND PROCEDURE, THESE THREE ENTITIES FOLLOW THE POLICIES AND PROCEDURES ADOPTED BY OTHER MEMBERS OF THE BILH OBLIGATED GROUP TO ENSURE COMPLIANCE WITH THESE SECTIONS OF THE IRC AND THE REGULATIONS PROMULGATED THEREUNDER. SUCH POLICIES AND PROCEDURES INCLUDE, AMONG OTHER THINGS, THAT VIOLATIONS OF FEDERAL TAX REQUIREMENTS, IF ANY, ARE TIMELY IDENTIFIED AND CORRECTED THROUGH THE VOLUNTARY CLOSING AGREEMENT PROGRAM IF SELF-REMEDIATION ISN'T AVAILABLE UNDER APPLICABLE REGULATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND A, ENTITY 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART I, ROW A, COLUMN F THE ISSUE'S PURPOSE WAS TO REFINANCE SEVERAL DIFFERENT ISSUES (DATED 06/09/2008; 11/30/2005; 07/16/2003; AND 06/03/1998), FUND TERMINATION PAYMENTS, AND FUND BUILDING IMPROVEMENTS, EQUIPMENT AND LAND IMPROVEMENTS. PART IV, COLUMN A, LINE 2(C): ARBITRAGE REBATE &amp; YIELD RESTRICTION LIABILITY CALCULATION PERFORMED ON OCTOBER 29, 2019.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND B, ENTITY 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART I, ROW B, COLUMN F DESCRIPTION OF PURPOSE - CONSTRUCTION &amp; EQUIPPING OF A POWER PLANT AND ACQUISITION OF CAPITAL ASSETS. DESCRIPTION OF PURPOSE- REFUND ISSUE DATED 02/11/1998.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND C, ENTITY 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART II, COLUMN C, LINE 11: $8,993,760 OF THE PROCEEDS LISTED WERE USED FOR TERMINATION OF THE HEDGE AGREEMENT, WITH THE REMAINDER BEING REFUNDING PROCEEDS THAT ARE NO LONGER IN ESCROW PART III, COLUMN C : BOTH THE 2012 AND 2011 ISSUES ARE EXEMPT FROM COMPLETING PART III AS BOTH ISSUE WERE REFUNDINGS OF BONDS ISSUED PRIOR TO 12/31/2002.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND D, ENTITY 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART II, COLUMNS D, LINE 11: THE OTHER SPENT PROCEEDS ARE THE REFUNDING PROCEEDS OF THE ISSUE THAT ARE NO LONGER IN ESCROW PART III, COLUMN D: BOTH THE 2012 AND 2011 ISSUES ARE EXEMPT FROM COMPLETING PART III AS BOTH ISSUE WERE REFUNDINGS OF BONDS ISSUED PRIOR TO 12/31/2002. PART III, COLUMN D, LINE 9: THE MEMBERS OF THE LAHEY HEALTH SYSTEM OBLIGATED GROUP WERE LAHEY CLINIC FOUNDATION (LCF), INC., LAHEY CLINIC HOSPITAL, INC. (LCH) AND LAHEY CLINIC, INC. (LCI). ON MARCH 1, 2019, LAHEY HEALTH SYSTEM MERGED INTO LCF, AND PURSUANT TO A PLAN OF MERGER BETH ISRAEL LAHEY HEALTH (BILH) BECAME THE SOLE MEMBER OF LCF. LCF, IN TURN, SERVES AS THE SOLE MEMBER OF LCH AND LCI. IN JUNE 2021, THE BETH ISRAEL LAHEY HEALTH OBLIGATED GROUP WAS CREATED AND THE MEMBERS OF THE LAHEY OBLIGATED GROUP ARE CURRENTLY MEMBERS OF THE BILH OBLIGATED GROUP. SOME MEMBERS OF THE BILH OBLIGATED GROUP HAVE ADOPTED FORMAL WRITTEN POLICIES AND PROCEDURES TO REVIEW AND MONITOR ARRANGEMENTS WHICH COULD GENERATE PRIVATE USE OF BOND FINANCED FACILITIES AND COMPLIANCE RELATED TO INTERNAL REVENUE CODE (IRC) SECTION 141 AND ARBITRAGE RULES UNDER IRC SECTION 148. ALTHOUGH LCF, LCH AND LCI HAVE NOT FORMALLY ADOPTED THESE WRITTEN POLICIES AND PROCEDURE, THESE THREE ENTITIES FOLLOW THE POLICIES AND PROCEDURES ADOPTED BY OTHER MEMBERS OF THE BILH OBLIGATED GROUP TO ENSURE COMPLIANCE WITH THESE SECTIONS OF THE IRC AND THE REGULATIONS PROMULGATED THEREUNDER. SUCH POLICIES AND PROCEDURES INCLUDE, AMONG OTHER THINGS, THAT VIOLATIONS OF FEDERAL TAX REQUIREMENTS, IF ANY, ARE TIMELY IDENTIFIED AND CORRECTED THROUGH THE VOLUNTARY CLOSING AGREEMENT PROGRAM IF SELF-REMEDIATION ISN'T AVAILABLE UNDER APPLICABLE REGULATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BOND A, ENTITY 3:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART IV, COLUMN A, LINE 2(C): ARBITRAGE REBATE &amp; YIELD RESTRICTION LIABILITY CALCULATION PERFORMED ON OCTOBER 29, 2019. PART V, COLUMN B: AS OF FISCAL YEAR END 2019, BETH ISRAEL LAHEY HEALTH HAS PLANS TO INCLUDE BOTH LAHEY SERIES F AND LAHEY SERIES E UNDER ITS WRITTEN POLICIES AND PROCEDURES TO ENSURE VIOLATIONS OF FEDERAL TAX REQUIREMENTS ARE TIMELY IDENTIFIED AND CORRECTED THROUGH VOLUNTARY CLOSING AGREEMENT PROGRAM AND SELF-REMEDIATION ISN'T AVAILABLE. THE DELAY IN ADOPTING UPDATED POLICIES AND PROCEDURES HAS RESULTED, IN LARGE PART, DUE TO COMPLICATIONS RESULTING FROM COVID-19. PART I, ROW B, COLUMN F: DESCRIPTION OF PURPOSE - REFUND ISSUE DATED 06/28/2000. PART IV, ROW 2C, COLUMN A: ARBITRAGE REBATE &amp; YIELD RESTRICTION LIABILITY CALCULATION PERFORMED ON OCTOBER 10, 2009. PART III, COLUMN A, LINE 9: WINCHESTER HOSPITAL (WINCHESTER) IS A MEMBER OF THE BETH ISRAEL LAHEY HEALTH OBLIGATED GROUP. SOME MEMBERS OF THE BILH OBLIGATED GROUP HAVE ADOPTED FORMAL WRITTEN POLICIES AND PROCEDURES TO REVIEW AND MONITOR ARRANGEMENTS WHICH COULD GENERATE PRIVATE USE OF BOND FINANCED FACILITIES AND COMPLIANCE RELATED TO INTERNAL REVENUE CODE (IRC) SECTION 141 AND ARBITRAGE RULES UNDER IRC SECTION 148. ALTHOUGH WINCHESTER HAS NOT FORMALLY ADOPTED THESE WRITTEN POLICIES AND PROCEDURE, WINCHESTER FOLLOWS THE POLICIES AND PROCEDURES ADOPTED BY OTHER MEMBERS OF THE BILH OBLIGATED GROUP TO ENSURE COMPLIANCE WITH THESE SECTIONS OF THE IRC AND THE REGULATIONS PROMULGATED THEREUNDER. SUCH POLICIES AND PROCEDURES INCLUDE, AMONG OTHER THINGS, THAT VIOLATIONS OF FEDERAL TAX REQUIREMENTS, IF ANY, ARE TIMELY IDENTIFIED AND CORRECTED THROUGH THE VOLUNTARY CLOSING AGREEMENT PROGRAM IF SELF REMEDIATION ISN'T AVAILABLE UNDER APPLICABLE REGULATIONS.</ExplanationTxt>
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        <BondReferenceCd>A</BondReferenceCd>
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        <PurposeDesc>SEE PART VI</PurposeDesc>
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      <TaxExemptBondsIssuesGrp>
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      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>B</BondReferenceCd>
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      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>C</BondReferenceCd>
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        <BondReferenceCd>A</BondReferenceCd>
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      <TaxExemptBondsArbitrageGrp>
        <BondReferenceCd>B</BondReferenceCd>
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        <ProceduresCorrectiveActionInd>1</ProceduresCorrectiveActionInd>
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    <IRS990ScheduleK documentId="RetDoc1053100003">
      <TaxExemptBondsIssuesGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <IssuerName>
          <BusinessNameLine1Txt>MHEFA - WINCHESTER SERIES F</BusinessNameLine1Txt>
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        <BondIssuerEIN>042456011</BondIssuerEIN>
        <CUSIPNum>57586CDD4</CUSIPNum>
        <BondIssuedDt>2004-07-08</BondIssuedDt>
        <IssuePriceAmt>30340000</IssuePriceAmt>
        <PurposeDesc>SERIAL BOND SERIES F - ADV REFUND</PurposeDesc>
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      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <RetiredAmt>5510000</RetiredAmt>
        <TotalProceedsAmt>30340000</TotalProceedsAmt>
        <IssuanceCostsFromProceedsAmt>412448</IssuanceCostsFromProceedsAmt>
        <OtherSpentProceedsAmt>29927552</OtherSpentProceedsAmt>
        <SubstantialCompletionYr>2004</SubstantialCompletionYr>
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        <RefundingTaxableBondsInd>1</RefundingTaxableBondsInd>
        <FinalAllocationMadeInd>1</FinalAllocationMadeInd>
        <AdequateBooksAndRecMaintInd>1</AdequateBooksAndRecMaintInd>
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      <TaxExemptBondsPrivateBusUseGrp>
        <BondReferenceCd>A</BondReferenceCd>
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        <AnyLeaseArrangementsInd>0</AnyLeaseArrangementsInd>
        <MgmtContractBondFincdPropInd>0</MgmtContractBondFincdPropInd>
        <AnyResearchAgreementsInd>0</AnyResearchAgreementsInd>
        <PrivateBusUseByOthersPct>0.00000</PrivateBusUseByOthersPct>
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      <TaxExemptBondsArbitrageGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <Form8038TFiledInd>0</Form8038TFiledInd>
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        <HedgeIdentifiedInBksAndRecInd>1</HedgeIdentifiedInBksAndRecInd>
        <HedgeProviderName>
          <BusinessNameLine1Txt>MORGAN STANLEY</BusinessNameLine1Txt>
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    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1, LINE 1 &amp; PART III, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>MOUNT AUBURN PROFESSIONAL SERVICES (MAPS) IS A TAX-EXEMPT PHYSICIAN GROUP PRACTICE PROVIDING PATIENT CARE AND TEACHING SERVICES IN THE AREAS OF PRIMARY CARE, OBSTETRICS/GYNECOLOGY, EMERGENCY MEDICINE AND OTHER SPECIALTIES AND TO THE PATIENTS SERVED BY MOUNT AUBURN HOSPITAL (MAH) AND ITS BETH ISRAEL LAHEY HEALTH AFFILAITES. DURING THE FISCAL PERIOD COVERED BY THIS FILING, BETH ISRAEL LAHEY HEALTH (BILH) SERVED AS THE SOLE MEMBER OF MOUNT AUBURN HOSPITAL (MAH), NORTHEAST HOSPITAL CORPORATION (NHC), BETH ISRAEL DEACONESS MEDICAL CENTER, INC. (BIDMC), NEW ENGLAND BAPTIST HOSPITAL (NEBH), BETH ISRAEL DEACONESS HOSPITAL - MILTON, INC. (MILTON), BETH ISRAEL DEACONESS HOSPITAL -- NEEDHAM, INC. (NEEDHAM), BETH ISRAEL DEACONESS HOSPITAL - PLYMOUTH, INC. (PLYMOUTH), LAHEY HEALTH SHARED SERVICES (LHSS), LAHEY CLINIC FOUNDATION (LCF), WINCHESTER HOSPITAL (WINCHESTER), NORTHEAST BEHAVIORAL CORPORATION (NBHC), ANNA JAQUES HOSPITAL (AJH), THE BETH ISRAEL LAHEY HEALTH PERFORMANCE NETWORK (BILHPN) AND THE BETH ISRAEL LAHEY HEALTH PHARMACY. THE LAHEY CLINIC FOUNDATION IN TURN SERVED AS THE SOLE MEMBER OF LAHEY CLINIC INC, AND LAHEY CLINIC HOSPITAL D/B/A LAHEY HOSPITAL AND MEDICAL CENTER (LHMC). THE ENTITIES LISTED HERE MAY HAVE ALSO, IN TURN, SERVED AS MEMBER TO OTHER NETWORK AFFILIATES. BILH IS AN INTEGRATED HEALTH CARE SYSTEM COMMITTED TO EXPANDING ACCESS TO EXTRAORDINARY PATIENT CARE ACROSS EASTERN MASSACHUSETTS AND ADVANCING THE SCIENCE AND PRACTICE OF MEDICINE THROUGH GROUNDBREAKING RESEARCH AND EDUCATION. THE BILH SYSTEM IS COMPRISED OF ACADEMIC AND TEACHING HOSPITALS, A PREMIER ORTHOPEDICS HOSPITAL, PRIMARY CARE AND SPECIALTY CARE PROVIDERS, AMBULATORY SURGERY CENTERS, URGENT CARE CENTERS, COMMUNITY HOSPITALS, HOMECARE SERVICES, OUTPATIENT BEHAVIORAL HEALTH CENTERS AND ADDICTION TREATMENT PROGRAMS. BILH'S COMMUNITY OF CLINICIANS, CAREGIVERS AND STAFF INCLUDES APPROXIMATELY 4,000 PHYSICIANS AND 35,000 EMPLOYEES AND PROVIDES ACCESS TO CARE ACROSS THE BILH SYSTEM.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4A - PRIMARY CARE</FormAndLineReferenceDesc>
        <ExplanationTxt>AS A SUPPORT ORGANIZATION TO MOUNT AUBURN HOSPITAL (MAH OR HOSPITAL), A HOSPITAL EXEMPT FROM INCOME TAX UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE (IRC) OF 1986 AS AMENDED, DURING THE FISCAL PERIOD COVERED BY THIS RETURN, MOUNT AUBURN PROFESSIONAL SERVICES (MAPS) PROVIDED DIRECT PATIENT CARE SERVICES THROUGH MORE THAN 123,000 PATIENT ENCOUNTERS WITH A VARIETY OF MEDICAL ISSUES IN THE AREA OF PRIMARY CARE. IN ADDITION, MAPS PROVIDED APPROXIMATELY $14,000 OF FREE CARE TO PATIENTS IN NEED, WHICH IS IN DIRECT FURTHERANCE OF MAPS EXEMPT PURPOSE OF FURTHERING THE EXEMPT FUNCTIONS OF MAH. MAPS ALSO PROVIDED SUPPORT TO THE MEDICAL EDUCATION AND CLINICAL PROGRAMS OF MAH WHICH IS IN DIRECT FURTHERANCE OF ITS SUPPORT OF MAH'S EXEMPT FUNCTION AND THE TAX EXEMPT FUNCTIONS OF OTHER BILH AFFILIATES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4B - SPECIALTY CARE</FormAndLineReferenceDesc>
        <ExplanationTxt>AS A SUPPORT ORGANIZATION TO MOUNT AUBURN HOSPITAL (MAH OR HOSPITAL), A HOSPITAL EXEMPT FROM INCOME TAX UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE (IRC) OF 1986 AS AMENDED, DURING THE FISCAL PERIOD COVERED BY THIS RETURN, MOUNT AUBURN PROFESSIONAL SERVICES (MAPS) PROVIDED DIRECT PATIENT CARE SERVICES THROUGH MORE THAN 176,000 PATIENT ENCOUNTERS IN VARIOUS SPECIALTY AREAS INCLUDING EMERGENCY MEDICINE, VASCULAR MEDICINE, NEUROLOGY, RHEUMATOLOGY AND CARDIAC SURGERY. IN ADDITION, MAPS PROVIDED APPROXIMATELY $154,000 OF FREE CARE PATIENTS IN NEED, ALL OF WHICH IS IN DIRECT FURTHERANCE OF MAPS EXEMPT PURPOSE OF FURTHERING THE EXEMPT FUNCTIONS OF MAH. MAPS ALSO PROVIDED SUPPORT TO THE MEDICAL EDUCATION AND CLINICAL PROGRAMS OF MAH WHICH IS IN DIRECT FURTHERANCE OF ITS SUPPORT OF MAH'S EXEMPT FUNCTION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4C - OBSTETRICS AND GYNECOLOGY</FormAndLineReferenceDesc>
        <ExplanationTxt>AS A SUPPORT ORGANIZATION TO MOUNT AUBURN HOSPITAL (MAH OR HOSPITAL), A HOSPITAL EXEMPT FROM INCOME TAX UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE (IRC) OF 1986 AS AMENDED, DURING THE FISCAL PERIOD COVERED BY THIS RETURN, MOUNT AUBURN PROFESSIONAL SERVICES (MAPS) PROVIDED DIRECT PATIENT CARE SERVICES THROUGH APPROXIMATELY 50,000 PATIENT ENCOUNTERS IN THE AREA OF OBSTETRICS/GYNECOLOGY. IN ADDITION, MAPS PROVIDED APPROXIMATELY $41,000 OF FREE OBSTETRICS/GYNECOLOGY CARE TO PATIENTS IN NEED, WHICH IS IN DIRECT FURTHERANCE OF MAPS' EXEMPT PURPOSES OF FURTHERING THE EXEMPT FUNCTIONS OF MAH. MAPS ALSO PROVIDED SUPPORT TO MAH MEDICAL EDUCATION AND CLINICAL PROGRAMS WHICH IS IN DIRECT FURTHERANCE OF BOTH MAPS' EXEMPT PURPOSES AS WELL AS MAH'S EXEMPT FUNCTION. IN ADDITION TO THE PROGRAM SERVICE ACCOMPLISHMENTS NOTED ABOVE, THE BILH NETWORK HAD SIGNIFICANT ACTIVITIES ACROSS ENTITIES RELATED TO BOTH BEHAVIORAL HEALTH AND ITS RESPONSE TO THE ONGOING COVID-19 PANDEMIC. DETAILS ON BOTH ARE BELOW THE BETH ISRAEL LAHEY HEALTH NETWORK (BILH) IS COMMITTED TO THE BEHAVIORAL HEALTH NEEDS OF THE PATIENTS AND COMMUNITIES SERVICED. BELOW ARE SOME OF ACTIVITIES THAT BILH BEHAVIORAL SERVICES (BILHBS) HAS PROVIDED TO THE PATIENTS AND COMMUNITIES SERVED BY BILH AND ITS AFFILIATED ENTITIES. BILHBS (WHICH INCLUDES THE ACTIVITIES OF BILH'S TAX-EXEMPT AFFILIATE NORTHEAST BEHAVIORAL HEALTH CORP) IS THE LARGEST NETWORK OF MENTAL HEALTH AND SUBSTANCE USE DISORDER SERVICES IN EASTERN MASSACHUSETTS. BILHBS' NETWORK OF BEHAVIORAL HEALTH CARE INCLUDES SERVICES FOR CHILDREN AND ADULTS RANGING FROM INPATIENT TREATMENT TO COMMUNITY-BASED PROGRAMS. SERVICES INCLUDE: INPATIENT PSYCHIATRIC AND DETOXIFICATION TREATMENT; EMERGENCY PSYCHIATRIC AND MOBILE EMERGENCY SERVICES TEAMS; OUTPATIENT MENTAL HEALTH AND ADDICTION TREATMENT; INDIVIDUAL/COUPLE/FAMILY THERAPY; MEDICATION ASSISTED TREATMENT PROGRAMS FOR PERSONS WITH OPIOID USE DISORDERS; AND SCHOOL-BASED AND HOME-BASED COUNSELING FOR YOUTH AND THEIR FAMILIES. SINCE THE CREATION OF BILH IN MARCH 2019, BILH HAS INVESTED SIGNIFICANTLY IN IMPROVING ACCESS TO BEHAVIORAL HEALTH CARE THROUGH A SYSTEM-WIDE APPROACH TO CARE DELIVERY. FIRST, IT HAS MADE A MULTI-YEAR COMMITMENT TO PROVIDE BEHAVIORAL HEALTH SUPPORT TO ITS EMPLOYED PRIMARY CARE PRACTICES USING AN EVIDENCE-BASED APPROACH KNOWN AS THE IMPACT MODEL. BY THE END OF FY 2021, BILH HAD IMPLEMENTED THE IMPACT MODEL IN 67% OF ITS EMPLOYED PRIMARY CARE PRACTICES AS PART OF ITS COLLABORATIVE CARE PROGRAM IMPLEMENTATION. IN 2021, BILHBS EXPANDED ITS PRIMARY CARE BEHAVIORAL HEALTH INTEGRATION (PCBHI) SERVICES BY INCORPORATING A DSRIP PILOT PROJECT AIMED AT INTERPROFESSIONAL PSYCHIATRIC CONSULTS. THE PCBHI INTERPROFESSIONAL CONSULTATION INCLUDES AN ASSESSMENT AND MANAGEMENT SERVICE IN WHICH A PATIENT'S PRIMARY CARE PROVIDER (PCP) REQUESTS THE OPINION AND/OR TREATMENT ADVICE OF A PSYCHIATRIC CONSULTANT TO ASSIST IN THE DIAGNOSIS AND/OR MANAGEMENT OF THE PATIENT'S BEHAVIORAL HEALTH CONDITION WITHOUT THE NEED FOR THE PATIENT'S FACE-TO-FACE CONTACT WITH THE CONSULTANT. INTERPROFESSIONAL CONSULTATION ENABLES A COMPREHENSIVE ASSESSMENT, ENHANCES PATIENT CARE, REDUCES MISDIAGNOSIS, AND SUPPORTS THE INTEGRATION OF DISCIPLINES IN THE DELIVERY OF CARE. THE PCBHI INTERPROFESSIONAL PSYCHIATRIC CONSULTANTS PROVIDE PCPS WITH ANOTHER AVENUE FOR INTEGRATED CARE. THE IMPLEMENTATION OF PCBHI INTERPROFESSIONAL SERVICES WILL BE OFFERED IN PRACTICES WHERE COLLABORATIVE CARE IS NOT CURRENTLY AVAILABLE. ADDITIONALLY, IN 2021, BILHBS CONTINUED TO OVERSEE THE BILH-WIDE CENTRALIZED BEHAVIORAL HEALTH (BH) BED MANAGEMENT, WHICH SUPPORTS INPATIENT BEHAVIORAL HEALTH BED CAPACITY AND IMPROVING ACCESS TO THESE BEDS, WITH THE PARALLEL GOAL OF REDUCING BOARDING BY BEHAVIORAL HEALTH PATIENTS IN THE EMERGENCY DEPARTMENTS ("EDS"). AS PART OF THE CENTRALIZED BH BED MANAGEMENT, BILH STAFF ENGAGE IN A DAILY HUDDLE WITH REPRESENTATIVES FROM BILH HOSPITALS' EDS AND BEHAVIORAL HEALTH UNITS TO DISCUSS PATIENTS APPROPRIATE FOR TRANSFER TO THE UNIT. THE DAILY HUDDLES HAVE BECOME A FORUM FOR WHICH PARTICIPANTS DISCUSS BEHAVIORAL HEALTH PATIENT VOLUME AND BED CAPACITY ACROSS THE SYSTEM, AS WELL AS DISCHARGE PLANNING AND PLACEMENT OPPORTUNITIES FOR DIFFICULT-TO-PLACE PATIENTS. SEPARATELY, IN MARCH 2021, BILHBS LAUNCHED ITS CENTRALIZED BED FINDING TEAM. THIS TEAM IS PART OF OUR CENTRAL CALL CENTER, WHICH CENTRALIZES CALLS TO BILHBS' THREE EMERGENCY SERVICE PROGRAM (ESP) CATCHMENT AREAS REDUCING REDUNDANCIES ACROSS THE AGENCY AND STREAMLINING ALL CALLS TO ONE CENTRAL SERVICE. THIS CENTRALIZED BED FINDING TEAM IS RESPONSIBLE FOR CONDUCTING BED SEARCHES FOR PATIENTS SEEN THROUGH THE ESP AND WHO ARE AWAITING AN INPATIENT PSYCHIATRIC PLACEMENT. THIS TEAM DIRECTLY INCREASES THE AVAILABILITY OF CLINICIANS TO CONTINUE TO SEE PATIENTS IN THE ED AND THE COMMUNITY WHO ARE EXPERIENCING A BEHAVIORAL HEALTH AND/OR CO-OCCURRING SUBSTANCE USE DISORDER CRISIS WHILE OTHER TEAM MEMBERS SEARCH FOR AVAILABLE INPATIENT PLACEMENTS. THIS INITIATIVE SUPPORTS DECREASED RESPONSE TIME TO RESPONDING TO NEW PATIENTS IN CRISIS AND REDUCES ED BOARDING TIME FOR PATIENTS WHO CAN BE SAFELY MANAGED IN THE COMMUNITY. BILHBS SERVES APPROXIMATELY 35,000 UNDUPLICATED INDIVIDUALS ANNUALLY, OFFERING A FULL CONTINUUM OF CARE FOR CHILDREN AND ADULTS. SERVICES RANGE FROM INPATIENT TO HOME AND COMMUNITY-BASED SERVICES. BILHBS OPERATES OVER 250 BEDS IN 9 FACILITIES FOR CLIENTS REQUIRING ACUTE PSYCHIATRIC CARE, DETOXIFICATION AND RESIDENTIAL STEP-DOWN SERVICES. DURING THE PERIOD COVERED BY THIS FILING, COMMUNITY-BASED SERVICES INCLUDED MOBILE EMERGENCY SERVICES TEAMS IN THREE CATCHMENT AREAS AND HOME-BASED COUNSELING FOR ADULTS, YOUTH AND THEIR FAMILIES. BILHBS ALSO PROVIDED SERVICES IN 63 MIDDLE AND HIGH SCHOOLS, AS WELL AS 9 POLICE DEPARTMENTS. BILHBS ALSO CONTINUES TO IMPROVE ACCESS THROUGH THE URGENT PSYCHOPHARMACOLOGY SERVICES IN BILH'S LOWELL EMERGENCY SERVICES PROGRAM. THIS CLINIC PROVIDES URGENT ACCESS FOR PATIENTS REQUIRING A CHANGE TO THEIR MEDICATIONS. THIS SERVICE IS OFFERED 20 HOURS PER WEEK AND INCLUDES UNINSURED, MEDICAID, AND MEDICARE POPULATIONS, AS WELL AS ANY PERSON IN NEED OF THE SERVICE REGARDLESS OF THE PAYER SOURCE. BILH'S COMMUNITY CRISIS STABILIZATION ("CCS") UNITS IN LAWRENCE AND SALEM, WHICH TYPICALLY CARE FOR PATIENTS WITH MENTAL HEALTH ISSUES, INCREASED THEIR ABILITY TO TREAT PERSONS WITH CO-OCCURRING SUBSTANCE USE DISORDERS. THE CCS UNITS CONTINUE TO BE ABLE TO INDUCT PATIENTS WITH OPIOID USE DISORDER (OUD) ON BUPRENORPHINE AND ARE ALSO ABLE TO MAINTAIN PATIENTS WHO ARE ALREADY ON ANY OF THE THREE FDA APPROVED MEDICATIONS FOR THE TREATMENT OF OUD. THESE UNITS ARE SEEING AN INCREASE IN THE NUMBER OF PATIENTS WITH METHAMPHETAMINE DISORDERS AND HAVE DEVELOPED A PROTOCOL TO MANAGE WITHDRAWAL SYMPTOMS IN THIS POPULATION. BILHBS CONTINUES TO MAINTAIN AND ENHANCE ITS TELEHEALTH PLATFORM AND CLINICAL DELIVERY THROUGH THE USE OF DIGITAL APPLICATIONS ACROSS ALL OF ITS AMBULATORY PROGRAMS. SPECIAL EMPHASIS WAS PLACED ON SPANISH-LANGUAGE ACCESS TO LAWRENCE-BASED PROGRAMS TO ENSURE PATIENTS IN THIS REGION ACCESS LINGUISTICALLY-APPROPRIATE CARE. IN 2021, BILHBS IDENTIFIED IMPROVEMENT OF THE PATIENT EXPERIENCE AS A KEY STRATEGIC PRIORITY. TO THAT END, ALL PROGRAM DIRECTORS ARE EVALUATED AGAINST THIS GOAL AND ARE REQUIRED TO COMPLETE TWO PLAN-DO-STUDY-ACT (PDSA) CYCLES ANNUALLY. PDSA IS A WELL-ESTABLISHED PROCESS IMPROVEMENT FRAMEWORK USED IN HEALTHCARE. PROGRAM DIRECTORS REVIEW PATIENT FEEDBACK TO DEVELOP PILOT INTERVENTIONS, ANALYZE THE RESULTS, AND THEN MAKE ADJUSTMENTS TO THE INTERVENTION. EXAMPLES OF OUTCOMES ACHIEVED THROUGH THE PDSA APPROACH INCLUDE ENHANCING THE PATIENT ENGAGEMENT MODEL FOR THE BEHAVIORAL HEALTH COMMUNITY PARTNERS (BHCP) PROGRAM; IMPROVING PATIENT EXPERIENCES AND ENGAGEMENT IN THE USE OF TELEHEALTH PLATFORMS IN BILHBS' LAWRENCE OUTPATIENT SITE, IMPROVING THE ADMISSION PROCESS IN THE BILHBS GLOUCESTER OPIOID TREATMENT CENTER, REDUCING ADMINISTRATIVE DISCHARGES BY IMPLEMENTING A HARM REDUCTION MODEL, AND IMPROVING EXTERNAL REFERRAL EXPERIENCE AT THE BILHBS HAVERHILL OUTPATIENT AND CHILDREN'S BEHAVIORAL HEALTH INITIATIVES (CBHI) PROGRAMS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>BETH ISRAEL LAHEY HEALTH'S COVID-19 PANDEMIC RESPONSE</FormAndLineReferenceDesc>
        <ExplanationTxt>AS IN THE PRIOR YEAR, BETH ISRAEL LAHEY HEALTH'S ("BILH") HOSPITALS AND OTHER PATIENT CARE ORGANIZATIONS EXPENDED SIGNIFICANT TIME AND RESOURCES ACROSS FY 2021 IN THEIR CONTINUED EFFORTS TO RESPOND TO THE COVID-19 PANDEMIC. IN ADDITION TO PROVIDING COVID-19 TESTING AND TREATMENT, THE HEALTH SYSTEM INITIATED PATIENT AND STAFF VACCINATION EFFORTS IN FY 2021, REACHING OUT TO 1.3 MILLION PATIENTS USING A MULTICHANNEL, MULTILINGUAL APPROACH AND ULTIMATELY DELIVERING OVER 400,000 VACCINE DOSES. THE SYSTEM SUCCESSFULLY UNDERTOOK THESE EFFORTS WHILE ALSO NAVIGATING UNPRECEDENTED FINANCIAL AND OPERATIONAL CHALLENGES STEMMING FROM THE PANDEMIC, INCLUDING ONGOING WORKFORCE DISRUPTION AND A DECLINE IN PATIENT VOLUME DUE TO THE CURTAILMENT OF ELECTIVE SERVICES AND STAFFING CHALLENGES. HIGHLIGHTS OF THE SYSTEM'S PANDEMIC RESPONSE IN FY 2021 INCLUDE: STAFF TESTING, VACCINATION, AND SUPPORT IN NOVEMBER 2020, BILH IMPLEMENTED A PROGRAM TO PROVIDE ITS 36,000 EMPLOYEES WITH ACCESS TO ONSITE, VOLUNTARY, AND FREE-OF-CHARGE COVID-19 PCR TESTING, EVEN IF THEY HAD NO KNOWN EXPOSURE OR SYMPTOMS. IN ADDITION TO SERVING AS AN IMPORTANT ELEMENT TO CONTAIN COMMUNITY SPREAD OF COVID-19, THIS EFFORT BOOSTED BILH STAFF MORALE AND CONFIDENCE DURING THIS CHALLENGING PERIOD. IN DECEMBER 2020, BILH STOOD UP STAFF VACCINATION SITES AT ITS LOCAL HOSPITALS, ULTIMATELY DELIVERING 70,000 VACCINE DOSES TO ITS WORKFORCE IN FY 2021. THE SYSTEM TOOK PROGRESSIVE MEASURES AROUND EMPLOYEE PAID TIME OFF TO SUPPORT VACCINATION EFFORTS AS WELL AS FAMILY CARE NEEDS AND TIME MISSED DUE TO COVID-19 ILLNESS OR TESTING. IN THE SUMMER OF 2021, BILH COMMUNICATED THAT COVID-19 AND FLU VACCINE WOULD BE REQUIRED AS A CONDITION OF EMPLOYMENT; THE COVID-19 VACCINATION DEADLINE WAS SUCCESSFULLY COMPLETED ON OCTOBER 31, 2021. BILH OPERATIONALIZED A CENTRALIZED CALL CENTER TO SUPPORT STAFF WITH SYMPTOM REPORTING, COVID-19 TESTING, AND RETURN-TO-WORK PROCESSES. THE CALL CENTER ENSURED CONVENIENT AND ACCESSIBLE INFORMATION FOR A WORKFORCE SPREAD THROUGHOUT EASTERN MASSACHUSETTS. AT ITS PEAK, THE CENTRALIZED CALL CENTER HANDLED OVER 1,000 PHONE CALLS PER DAY. PATIENT VACCINATION NEARLY IMMEDIATELY UPON RECEIVING VACCINE SUPPLY THAT COULD BE USED FOR PATIENTS, BILH OPENED AND OPERATED 10 VACCINE ADMINISTRATION SITES ACROSS EASTERN MASSACHUSETTS. THE LOCATIONS WERE SELECTED BASED ON SEVERAL CRITERIA, INCLUDING PROXIMITY TO HARD-HIT COMMUNITIES AND EASE OF ACCESS IN TERMS OF TRANSPORTATION. THIS WAS A SIGNIFICANT LOGISTICAL FEAT IN LIGHT OF THE SHIFTING FORECASTS IN VACCINE SUPPLY AND SPECIAL HANDLING REQUIRED FOR THE PFIZER VACCINE. BILH DEVELOPED ITS OWN VACCINATION SCHEDULING TOOL, COVAX, TO SUPPORT STAFF AND PATIENT VACCINATION EFFORTS. THIS TOOL ENABLED BILH TO IDENTIFY PATIENTS ELIGIBLE FOR VACCINATION BASED ON STATE GUIDELINES, SCHEDULE APPOINTMENTS, AND TRACK VACCINATION ACTIVITY. BILH LED A TARGETED CAMPAIGN TO SUPPORT HEALTH EQUITY BY PRIORITIZING FOR VACCINATION BILH PATIENTS WHO RESIDED IN A COMMUNITY OR TOWN IDENTIFIED AS HAVING AMONG THE HIGHEST CUMULATIVE INCIDENCE OF COVID-19 WITHIN THE STATE OF MASSACHUSETTS. BILH ALSO COORDINATED WITH MULTIPLE COMMUNITY HEALTH CENTERS TO PROVIDE THEIR PATIENTS WITH PRIORITY ACCESS TO VACCINATION APPOINTMENTS. DUE TO THESE EFFORTS, BETH ISRAEL DEACONESS CARE ORGANIZATION ("BIDCO"), AN ACCOUNTABLE CARE ORGANIZATION ("ACO") WITHIN BILH, HAD THE HIGHEST COVID-19 VACCINATION RATE FOR MEDICAID MEMBERS AMONG ALL MEDICAID ACOS IN THE STATE. BILH ESTABLISHED THE COVID-19 HEALTH EQUITY ADVISORY COUNCIL ("THE COUNCIL") WITH A GOAL TO ADDRESS HEALTH DISPARITIES BROUGHT ON BY THE PANDEMIC, LANGUAGE BARRIERS, AND OTHER SOCIAL DETERMINANTS OF HEALTH. ITS MEMBERSHIP INCLUDED KEY BILH STAKEHOLDERS AND COMMUNITY HEALTH CENTER CHIEF MEDICAL OFFICERS. AS PART OF ITS RESPONSIBILITY, THE COUNCIL REVIEWED THE SYSTEM'S VACCINE ROLLOUT STRATEGY, INCLUDING THE PATIENT PRIORITIZATION AND SCHEDULING STRATEGY, CALL CENTER MODEL, VACCINE SITE LOCATION AND OPERATING MODEL, AND STAFF RESOURCES TO HELP COMMUNICATE AND ENGAGE WITH PATIENTS ABOUT VACCINE INFORMATION, CONCERNS, AND HESITANCY. TESTING IN FY 2021, BILH PERFORMED OVER 600,000 COVID-19 TESTS ACROSS ITS 10 HOSPITAL LABORATORIES FOR PATIENTS, HEALTHCARE PERSONNEL, AND OTHER PARTNERS, SUCH AS COMMUNITY HEALTH CENTERS AND CORRECTIONAL FACILITIES. IN JANUARY 2021, LAHEY HOSPITAL &amp; MEDICAL CENTER BEGAN TESTING ON HIGH-THROUGHPUT THERMO FISHER INSTRUMENTS, GREATLY INCREASING THE SYSTEM'S CAPACITY FOR SAME-DAY TEST RESULTS. THESE INSTRUMENTS ALSO PROVIDED BACK-UP CAPACITY FOR OTHER LABS IN THE COMMUNITY, WHICH WERE EXPERIENCING HIGH VOLUME. THE THERMO FISHER INSTRUMENTS ADDED THE ABILITY TO RAPIDLY DETECT POTENTIAL COVID-19 VARIANTS (S-GENE DROPOUTS), A PROCESS PREVIOUSLY ONLY AVAILABLE THROUGH THE MASSACHUSETTS STATE LABORATORY. EVENTUALLY, BILH IMPLEMENTED SPECIFIC VARIANT PCR (POLYMERASE CHAIN REACTION) TESTING OF PATIENT SPECIMENS TO IDENTIFY SPECIFIC VARIANTS AND BETTER GUIDE DEVELOPMENT OF INFECTION PREVENTION RECOMMENDATIONS AND APPROPRIATE MONOCLONAL ANTIBODY TREATMENT SELECTION. THE SYSTEM MAINTAINED EIGHT DRIVE-THROUGH COVID-19 TESTING SITES ACROSS EASTERN MASSACHUSETTS TO ENABLE EASY ACCESS FOR PATIENTS AND STAFF, INCLUDING A STATE-SPONSORED "STOP THE SPREAD" SITE IN CHELSEA, MA. BILH PRIMARY CARE MADE POINT-OF-CARE COVID-19 TESTING AVAILABLE TO ITS PATIENTS IN APPROXIMATELY 20 PRACTICE SITES (25% OF TOTAL SITES) SPREAD THROUGHOUT BILH'S SERVICE AREA. INFECTION PREVENTION AND PERSONAL PROTECTIVE EQUIPMENT EFFORTS THROUGHOUT FY 2021, BILH INFECTION PREVENTION AND SUPPLY CHAIN STAFF CONTINUED TO PARTNER ON PROCURING PERSONAL PROTECTIVE EQUIPMENT ("PPE") AND OTHER RELATED SUPPLIES AND REPLENISHING BILH'S PANDEMIC SUPPLY WAREHOUSE. THIS ENSURED THE SYSTEM HAD AT LEAST 90 DAYS OF INVENTORY ON HAND FOR THE HIGHEST-UTILIZED PRODUCTS, SUCH AS GLOVES, GOWNS, FACEMASKS, AND EYE AND FACE SHIELDS. IN FY 2021, BILH SUPPLY CHAIN AND INFECTION PREVENTION COORDINATED A RESPIRATOR (N95 OR EQUIVALENT) FIT TESTING PROGRAM WITH A VENDOR TO FIT TEST MORE THAN 20,000 BILH EMPLOYEES TO BOTH DISPOSABLE AND REUSABLE RESPIRATORS. THIS UNIQUE PROGRAM INCORPORATING REUSABLE RESPIRATORS ENSURED THAT BILH STAFF WOULD NOT BE SUBJECT TO FLUCTUATIONS IN SUPPLY CHAIN DURING FUTURE WAVES OF COVID-19 OR OTHER RESPIRATORY VIRAL ILLNESSES AND MITIGATED WASTE RELATED TO DISPOSABLE RESPIRATORY PROTECTION. THROUGHOUT FY 2021, BILH INFECTION PREVENTION DEVELOPED AND UPDATED CLINICAL AND OPERATIONAL GUIDANCE INCLUDING POLICIES, TOOLS, AND EDUCATIONAL MATERIALS TO SUPPORT THE PREVENTION OF TRANSMISSION OF COVID-19. FOR EXAMPLE, BILH INFECTION PREVENTION DEVELOPED STAFF EDUCATION ON COVID-19 PREVENTION TO MEET THE OSHA COVID-19 EMERGENCY TEMPORARY STANDARD FOR USE BY ALL HOSPITAL/BUSINESS UNITS; CREATED SCREENING TOOLS FOR USE AT ALL POINTS OF ENTRY FOR PATIENTS AND VISITORS AND UPDATED CRITERIA AS NEEDED BASED ON LOCAL AND NATIONAL GUIDANCE; AND, UPDATED POLICIES FOR PREOPERATIVE AND PRE-PROCEDURAL TESTING AND PPE. TREATMENT BILH HOSPITALS CONTINUED TO PROVIDE TREATMENT TO ADMITTED PATIENTS WITH COVID-19, USING TREATMENTS AUTHORIZED FOR USE AT THE TIME. LEADERS ACROSS BILH HOSPITALS CONTINUED TO MEET AND SHARE INFORMATION TO ALLOW FOR APPROPRIATE RESOURCE ALLOCATION AND LOAD BALANCING TO ENSURE BILH WAS ABLE TO MEET PATIENT DEMAND. IN FY 2021, BILH BEGAN TO MAKE AVAILABLE TO AMBULATORY PATIENTS COVID-19 THERAPEUTICS (INTRAVENOUS MONOCLONAL ANTIBODIES AND REMDESEVIR) AND PROPHYLAXIS (EVUSHELD), WITH THESE EFFORTS EXPANDING ACROSS 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SAFETY NET AFFILIATE SUPPORT</FormAndLineReferenceDesc>
        <ExplanationTxt>IN ORDER TO ENHANCE SITUATIONAL AWARENESS AND THE HEALTH SYSTEM'S UNDERSTANDING OF THE PANDEMIC'S IMPACT ON ITS SAFETY NET AFFILIATES ("SNAS"), BILH INCLUDED ITS SNAS IN DAILY HUDDLES AND INCIDENT COMMAND MEETINGS. THESE COLLABORATIVE FORUMS ENABLED BILH TO PROVIDE TARGETED, CONSISTENT SUPPORT, INCLUDING DISCUSSIONS ON PATIENT TRANSFER AVAILABILITY AND BED CAPACITY ACROSS BILH. THROUGH ITS COMMITMENT TO SUPPORTING LOCAL COMMUNITIES DEVASTATED BY THE PANDEMIC, BILH DONATED $410,000 TO COMMUNITY GROUPS LOCATED IN BROCKTON AND $600,000 TO THE CITY OF CHELSEA TO AID IN ADDRESSING PROBLEMS CREATED OR EXACERBATED BY THE PANDEMIC, INCLUDING TEMPORARY HOUSING FOR EVICTED PATRONS AND FOOD INSECURITY DUE TO LOSS OF INCOME. UNDERPINNING THESE MANY INITIATIVES WERE VARIOUS MULTI-ENTITY, INTERDISCIPLINARY COMMITTEES AND DATA COLLECTION EFFORTS TO ENSURE THAT BILH WAS PROACTIVELY MONITORING THE TRAJECTORY OF THE PANDEMIC AND NIMBLY PLANNING THE SYSTEM'S RESPONSE. THE HEALTH SYSTEM'S EFFORTS SPANNED THE CLINICAL CARE CONTINUUM, FROM PRIMARY CARE TO POST-ACUTE CARE, AS WELL AS BOTH CLINICAL AND ADMINISTRATIVE DEPARTMENTS, FROM INFECTIOUS DISEASE AND NURSING TO HUMAN RESOURCES AND INFORMATION SERVICES. BILH SUCCESSFULLY MARSHALLED ITS RESOURCES THROUGHOUT THE SYSTEM TO SERVE AS ONE OF THE PRIMARY HUBS FOR COVID-19 RELATED CARE IN MASSACHUSETTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IV, QUESTION 12A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOSTON, MA OFFICE OF KPMG ISSUED AN UNQUALIFIED OPINION ON THE CONSOLIDATED AUDITED FINANCIAL STATEMENTS OF THE BETH ISRAEL LAHEY HEALTH, INC. AND AFFILIATES FOR FISCAL PERIOD ENDED SEPTEMBER 30, 2021 THESE STATEMENTS WERE PREPARED IN ACCORDANCE WITH GENERALLY ACCEPTED ACCOUNTING PRINCIPLES (GAAP) AND INCLUDED THE ACCOUNTS OF THE BETH ISRAEL LAHEY HEALTH, INC. (BILH), AND THE ENTITIES FOR WHICH BETH ISRAEL LAHEY HEALTH, INC. (BILH) SERVED AS SOLE MEMBER DURING THE FISCAL PERIOD COVERED BY THIS FILING, (BETH ISRAEL DEACONESS MEDICAL CENTER (BIDMC), MOUNT AUBURN HOSPITAL (MAH), NEW ENGLAND BAPTIST HOSPITAL (NEBH), BETH ISRAEL DEACONESS HOSPITAL MILTON, INC. (MILTON), BETH ISRAEL DEACONESS HOSPITAL NEEDHAM, INC. (NEEDHAM), BETH ISRAEL DEACONESS HOSPITAL PLYMOUTH, INC. (PLYMOUTH), LAHEY CLINIC FOUNDATION, LAHEY HEALTH SHARED SERVICES, WINCHESTER HOSPITAL (WINCHESTER), NORTHEAST HOSPITAL CORPORATION (NHC), NORTHEAST BEHAVIORAL HEALTH CORPORATION (NBHC) AND ANNA JAQUES HOSPITAL). EACH OF THESE AFFILIATES MAY IN TURN SERVE AS MEMBER OF ADDITIONAL ENTITIES WITHIN THE NETWORK OF AFFILIATES, AND WHOSE ACCOUNTS ARE INCLUDED IN THE BILH AUDITED FINANCIAL STATEMENTS. THE FINANCIAL STATEMENTS ALSO INCLUDE THE ACCOUNTS OF HARVARD MEDICAL FACULTY PHYSICIANS AT BETH ISRAEL DEACONESS MEDICAL CENTER, INC. (HMFP), THE DEDICATED PHYSICIAN PRACTICE OF BETH ISRAEL DEACONESS MEDICAL CENTER AND AN ENTITY INTEGRALLY RELATED TO HELPING BIDMC AND OTHER AFFILIATES IN THE BILH NETWORK ACCOMPLISH THEIR CHARITABLE PURPOSES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IV, LINE 24A</FormAndLineReferenceDesc>
        <ExplanationTxt>AS DESCRIBED IN THIS FORM 990, BETH ISRAEL LAHEY HEALTH, INC. (BILH) IS AN ENTITY EXEMPT FROM INCOME TAX UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE OF 1986, AS AMENDED. BILH SERVES AS THE SOLE MEMBER AND A SUPPORT ORGANIZATION OF MOUNT AUBURN HOSPITAL. MAH, IN TURN, IS THE SOLE MEMBER OF MOUNT AUBURN PROFESSIONAL SERVICE (MAPS) WHICH IS A SUPPORT ORGANIZATION OF MAH. ALTHOUGH MAPS HAS NO TAX EXEMPT DEBT ON ITS BALANCE SHEET, MAPS IS A MEMBER OF THE BILH OBLIGATED GROUP. THE SCHEDULE K AS INCLUDED IN THIS FORM 990 INCLUDES ALL OF THE BILH OBLIGATED GROUP OUTSTANDING TAX EXEMPT DEBT FOR BONDS ISSUED AFTER DECEMBER 31, 2002, NONE OF WHICH IS ALLOCABLE TO AND REPORTED ON MAPS' BALANCE SHEET.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IV, LINE 24B</FormAndLineReferenceDesc>
        <ExplanationTxt>AS REPORTED ON THE FORM 990 SCHEDULE K, THE LAHEY HEALTH SYSTEM INC. (LHSI) SERIES F BONDS WHICH WERE ISSUED IN 2015 ARE NOW PART OF THE BETH ISRAEL LAHEY HEALTH (BILH) OBLIGATED GROUP DEBT. THE BONDS WERE ISSUED IN 2015 AND AS OF SEPTEMBER 30, 2021 THERE WAS A BALANCE REMAINING IN THE CONSTRUCTION FUND. PROCEEDS IN THE CONSTRUCTION FUND WERE UNEXPECTEDLY HELD BEYOND THE THREE-YEAR TEMPORARY PERIOD, AND WERE YIELD RESTRICTED IN COMPLIANCE WITH FEDERAL TAX REQUIREMENTS. ALTHOUGH THESE BONDS ARE NOT ON THE MOUNT AUBURN PROFESSIONAL SERVICES INC BALANCE SHEET, MOUNT AUBURN PROFESSIONAL SERVICES INC IS INCLUDING THIS DISCLOSURE IN ITS FORM 990 BECAUSE MOUNT AUBURN PROFESSIONAL SERVICES INC IS A MEMBER OF THE BILH OBLIGATED GROUP.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART V, QUESTION 7G:</FormAndLineReferenceDesc>
        <ExplanationTxt>MOUNT AUBURN PROFESSIONAL SERVICES INC DID NOT RECEIVE ANY CONTRIBUTIONS OF INTELLECTUAL PROPERTY AND AS SUCH, WAS NOT REQUIRED TO FILE FORM 8899.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART V, QUESTION 7H:</FormAndLineReferenceDesc>
        <ExplanationTxt>MOUNT AUBURN PROFESSIONAL SERVICES INC DID NOT RECEIVE ANY CONTRIBUTIONS OF CARS, BOATS, AIRPLANES OR OTHER VEHICLES AND AS SUCH, WAS NOT REQUIRED TO FILE FORM 1098-C.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>FOR THE PERIOD COVERED BY THIS FILING, BETH ISRAEL LAHEY HEALTH, INC. SERVED AS THE SOLE MEMBER OF BETH ISRAEL DEACONESS MEDICAL CENTER, INC. (BIDMC), MOUNT AUBURN HOSPITAL (MAH), NEW ENGLAND BAPTIST HOSPITAL (NEBH), BETH ISRAEL DEACONESS HOSPITAL MILTON, INC. (MILTON), BETH ISRAEL DEACONESS HOSPITAL NEEDHAM, INC. (NEEDHAM), BETH ISRAEL DEACONESS HOSPITAL PLYMOUTH, INC. (PLYMOUTH), LAHEY HEALTH SHARED SERVICES, LAHEY CLINIC FOUNDATION, WINCHESTER HOSPITAL (WINCHESTER), NORTHEAST HOSPITAL CORPORATION (NHC), NORTHEAST BEHAVIORAL HEALTH CORPORATION (NBHC) AND ANNA JAQUES HOSPITAL). EACH OF THESE AFFILIATES MAY HAVE, IN TURN, SERVED AS MEMBER OF ADDITIONAL ENTITIES WITHIN THE BILH NETWORK OF AFFILIATES. IN ADDITION, HARVARD MEDICAL FACULTY PHYSICIANS AT BETH ISRAEL DEACONESS MEDICAL CENTER, INC. (HMFP) IS THE DEDICATED PHYSICIAN PRACTICE OF BIDMC AND AN ENTITY INTEGRALLY RELATED TO HELPING BIDMC AND OTHER AFFILIATES IN THE BILH NETWORK ACCOMPLISH THEIR CHARITABLE PURPOSES. FOR THIS SAME PERIOD HMFP SERVED AS THE SOLE MEMBER OF AFFILIATED PHYSICIANS OF HARVARD MEDICAL FACULTY PHYSICIANS AT BETH ISRAEL DEACONESS MEDICAL CENTER (APHMFP) AS WELL AS SEVERAL ADDITIONAL ENTITIES. TWO OR MORE OF THE PERSONS LISTED IN THIS FORM 990 PART VII HAVE A BUSINESS RELATIONSHIP WITH EACH OTHER BY VIRTUE OF SITTING ON ONE OR MORE BOARDS OF DIRECTORS/TRUSTEES OR BY SERVING IN AN EMPLOYMENT RELATIONSHIP WITH ONE OR MORE ENTITIES WITHIN THE NETWORK OF THE AFFILIATED ORGANIZATIONS NOTED ABOVE. ADDITIONAL DETAIL IS PROVIDED IN THE EXPLANATORY NOTES TO THIS FORM 990 SCHEDULE J.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>EXPLANATION OF CLASSES OF MEMBERS OR SHAREHOLDER MOUNT AUBURN HOSPITAL INC. (MAH) IS A REGIONAL TEACHING HOSPITAL CLOSELY AFFILIATED WITH THE HARVARD MEDICAL SCHOOL WITH A MISSION TO IMPROVE THE HEALTH OF THE RESIDENTS OF CAMBRIDGE, MASSACHUSETTS AND THE SURROUNDING COMMUNITIES. MAH IS DEDICATED TO DELIVERING HIGH QUALITY HEALTHCARE SERVICES IN A PERSONABLE, CONVENIENT, AND COMPASSIONATE MANNER, WITH RESPECT FOR THE DIGNITY OF PATIENTS AND THEIR FAMILIES. MAH IS A HOSPITAL EXEMPT FROM INCOME TAX UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE (IRC) AS AMENDED, AND ACTING THROUGH ITS BOARD OF TRUSTEES, IS THE SOLE MEMBER OF MOUNT AUBURN PROFESSIONAL SERVICES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBER HAS THE AUTHORITY TO ELECT THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBER OF MOUNT AUBURN PROFESSIONAL SERVICES HAS THE FOLLOWING RIGHTS, AS DESIGNATED IN MOUNT AUBURN PROFESSIONAL SERVICES'S BYLAWS: ESTABLISHMENT OR MODIFICATION OF COMPENSATION OF OR REMOVAL OF THE CHIEF EXECUTIVE OFFICER, IF ANY, OR PRESIDENT OF THE CORPORATION; - ENTERING INTO OF CONTRACTS WHICH BIND THE CORPORATION AND WHICH ARE MANAGED CARE CONTRACTS, EXCLUSIVE CONTRACTS, AGREEMENTS-NOT-TO-COMPETE OR USE SIMILAR ARRANGEMENTS, CONTRACTS FOR MANAGEMENT SERVICES OR OTHER MULTI-YEAR SERVICE CONTRACTS WITH POTENTIALLY SIGNIFICANT MULTI-YEAR BUDGETARY IMPACT; - ADOPTION OF A MISSION STATEMENT AND STRATEGIC, FINANCIAL AND OPERATIONAL PLAN FOR THE CORPORATION; - ADOPTION OF AN ANNUAL OPERATING BUDGET AND ALL CAPITAL BUDGETS; THE BORROWING OF, OR INCIDENCE OF DEBT IN, ANY AMOUNT OTHER THAN (I) FOR PURPOSE OF SECURING WORKING CAPITAL FROM A LENDER WHICH SHALL HAVE BEEN APPROVED BY THE MEMBER AND PURSUANT TO THEN EXISTING AND PROVISIONS RELATING TO SUCH BORROWING WHICH SHALL HAVE BEEN APPROVED BY THE MEMBER, AND (II) DEBT INCURRED IN THE ORDINARY COURSE OF BUSINESS WHICH IS ANTICIPATED IN AND CONSISTENT WITH THE ANNUAL OPERATING BUDGET OR A CAPITAL BUDGET WHICH SHALL HAVE BEEN APPROVED BY THE MEMBER FOR THE YEAR IN WHICH INCURRED; - ANY VOLUNTARY DISSOLUTION, MERGER OR CONSOLIDATION OF THE CORPORATION, THE SALE OR TRANSFER OF ALL OR SUBSTANTIALLY ALL OF THE CORPORATION'S ASSETS, THE CREATION, ACQUISITION OR DISPOSAL OF ANY SUBSIDIARY OR AFFILIATED CORPORATION OR THE ADDITION OR ELIMINATION OF ANY CLINICAL DEPARTMENT OR PROGRAM, WHICH DEPARTMENT OR PROGRAM COULD REASONABLY BE ANTICIPATED WOULD MATERIALLY AFFECT THE FINANCIAL STATUS OF THE CORPORATION, OR ITS ABILITY TO CONDUCT ITS BUSINESS, OR THE ENTERING INTO OF ANY JOINT VENTURE OR OTHER PARTNERSHIP ARRANGEMENTS BY THE ENTITY; AND, - INITIATION OF ANY BANKRUPTCY OR INSOLVENCY ACTION ON BEHALF OF THE CORPORATION OR ANY SUBSIDIARY THEREOF.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>AS NOTED IN VARIOUS DISCLOSURES THROUGHOUT THIS FILING, BETH ISRAEL LAHEY HEALTH, INC. (BILH) IS THE SOLE MEMBER OF MOUNT AUBURN PROFESSIONAL SERVICES INC . THIS FORM 990 IS PREPARED IN CONJUNCTION WITH THE MOUNT AUBURN PROFESSIONAL SERVICES INC FINANCE STAFF. IN ADDITION, THE BILH TAX DEPARTMENT WORKS WITH OTHER DISCIPLINES AND DEPARTMENTS WITHIN BILH, ENTITY AND OTHER AFFILIATES TO ENSURE THAT OTHER FINANCIAL AND NON-FINANCIAL DISCLOSURES ARE COMPLETE AND ACCURATE. EXAMPLES OF SUCH DEPARTMENTS MAY INCLUDE: FINANCIAL ASSISTANCE AND REIMBURSEMENT, COMPLIANCE, GRADUATE MEDICAL EDUCATION, LEGAL, COMMUNITY BENEFITS, GOVERNANCE, DEVELOPMENT, HUMAN RESOURCES AND PAYROLL, GOVERNMENT RELATIONS, RESEARCH AND/OR RESEARCH FINANCE. THE TAX RETURNS REVIEWED BY THE BILH EXECUTIVE DIRECTOR, TAXATION, MOUNT AUBURN PROFESSIONAL SERVICES INC 'S CHIEF FINANCIAL OFFICER AND DELOITTE TAX, LLP. A COPY OF THE COMPLETE RETURN IS THEN PROVIDED TO EACH MEMBER OF MOUNT AUBURN PROFESSIONAL SERVICES INC 'S BOARD OF TRUSTEES PRIOR TO SUBMISSION TO THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>MOUNT AUBURN PROFESSIONAL SERVICES INC IS A MEMBER OF THE BETH ISRAEL LAHEY HEALTH (BILH) SYSTEM OF AFFILIATES. ALL ENTITIES IN THE BILH NETWORK ADHERE TO THE BILH CONFLICT OF INTEREST POLICY AND MAINTAIN A WRITTEN, COMPREHENSIVE CONFLICT OF INTEREST POLICY AT THE ENTITY LEVEL. PURSUANT TO THESE POLICIES, ALL OF MOUNT AUBURN PROFESSIONAL SERVICES INC'S OFFICERS, TRUSTEES AND KEY EMPLOYEES ARE REQUIRED TO COMPLETE THE ANNUAL CONFLICT OF INTEREST AND TAX QUESTIONNAIRE WHICH IS DESIGNED TO REQUIRE DISCLOSURE OF ANY BUSINESS RELATIONSHIPS AND AFFILIATIONS MAINTAINED BY OFFICERS, TRUSTEES, OR KEY EMPLOYEES AND THEIR FAMILY MEMBERS AND WHICH MAY RESULT IN A REAL OR PERCEIVED CONFLICT OF INTEREST. THE BILH OFFICE OF INTEGRITY AND COMPLIANCE, IN CONJUNCTION WITH THE BILH TAX DEPARTMENT, ADMINISTERS THE CONFLICT OF INTEREST AND TAX QUESTIONNAIRE PROCESS ANNUALLY. BILH INTEGRITY AND COMPLIANCE COLLECTS AND REVIEWS ALL DISCLOSURES. DISCLOSURES FOR BILH EXECUTIVES AND KEY EMPLOYEES ARE ASSIGNED APPROPRIATE FOLLOW-UP ACTION IN ACCORDANCE WITH THE BILH POLICY. A SUMMARY OF POSITIVE RESPONSES OF MOUNT AUBURN PROFESSIONAL SERVICES INC IS PROVIDED TO THE MOUNT AUBURN PROFESSIONAL SERVICES INC'S COMPLIANCE OFFICER FOR REVIEW FINAL DETERMINATION OF ANY POTENTIAL OR ACTUAL CONFLICT. ANY ACTIVITY THAT REQUIRES ACTION UNDER THE CONFLICT OF INTEREST POLICIES IS SUBJECT TO ONGOING REVIEW BY MOUNT AUBURN PROFESSIONAL SERVICES INC AS WELL AS THE BILH INTEGRITY AND COMPLIANCE OFFICE. PURSUANT TO THE BILH CONFLICT OF INTEREST POLICY, CERTAIN ACTIVITIES WHICH COULD CREATE CONFLICTS OF INTEREST ARE PROHIBITED WHILE OTHER TYPES OF RELATIONSHIPS ARE PERMITTED, SUBJECT TO COMPLIANCE WITH A MANAGEMENT PLAN TO REQUIRE DISCLOSURE AND RECUSAL, INCLUDING APPROPRIATE DOCUMENTATION IN THE MINUTES. IN ADDITION AS NOTED ABOVE, THE ANNUAL CONFLICT OF INTEREST PROCESS OUTLINE ABOVE IS JOINTLY ISSUED BY THE BILH TAX DEPARTMENT, TO ENSURE THAT THE QUESTIONNAIRE IS DISTRIBUTED TO ALL CURRENT AND FORMER MEMBERS OF THE MOUNT AUBURN PROFESSIONAL SERVICES INC BOARD OF TRUSTEES AS WELL AS FORMER OFFICERS AND KEY EMPLOYEES. THE TAX QUESTIONNAIRE PROCESS IS DESIGNED TO GATHER THE INFORMATION NECESSARY FOR MOUNT AUBURN PROFESSIONAL SERVICES INC TO COMPLETELY AND ACCURATELY COMPLETE FORM 990 SCHEDULE L, TRANSACTIONS WITH INTERESTED PERSONS AND FORM 990, PART VI, QUESTION 2, FAMILY AND BUSINESS RELATIONSHIPS BETWEEN OFFICERS, DIRECTORS/TRUSTEES AND KEY EMPLOYEES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>AS NOTED THROUGHOUT THIS FILING, MOUNT AUBURN HOSPITAL AND MOUNT AUBURN PROFESSIONAL SERVICES (MAH AND MAPS RESPECTIVELY) ARE MEMBERS OF THE BETH ISRAEL LAHEY HEALTH (BILH) NETWORK OF AFFILIATES WITH BILH SERVING AS MAH'S SOLE MEMBER AND MAH SERVING AS THE SOLE MEMBER OF MAPS. IN THIS ROLE BILH MAINTAINS THE RESPONSIBILITY FOR SETTING COMPENSATION FOR EMPLOYEES AND SENIOR MANAGEMENT OF THE ENTITIES WHICH COMPRISED THE BETH ISRAEL LAHEY HEALTH NETWORK AND TO THAT END, BILH HAS A COMPENSATION COMMITTEE COMPOSED OF INDEPENDENT MEMBERS OF ITS BOARD OF TRUSTEES AND EXCEPT AS OTHERWISE NOTED BELOW, COMPENSATION REPORTED IN THIS FORM 990 FOR MAH'S AND MAP'S OFFICERS, TRUSTEES AND KEY EMPLOYEES WAS SET BY THE BILH COMPENSATION COMMITTEE. THE BILH COMPENSATION COMMITTEE PROCESS FOR SETTING COMPENSATION IS BELOW. THE BILH COMPENSATION COMMITTEE ESTABLISHES THE POLICIES AND THE COMPENSATION STRUCTURE, INCLUDING BENEFITS, FOR THE BETH ISRAEL LAHEY HEALTH NETWORK OF AFFILIATES INCLUDING THE BILH CHIEF EXECUTIVE OFFICER AS WELL AS OTHER MEMBERS OF SENIOR MANAGEMENT AT BILH AND ITS AFFILIATES. THE COMPENSATION COMMITTEE IS RESPONSIBLE FOR ASSURING THAT THE TOTAL COMPENSATION PROVIDED TO THESE INDIVIDUALS IS FAIR AND REASONABLE USING CURRENT AND CREDIBLE MARKET PRACTICE INFORMATION AND IS RESPONSIBLE FOR ENSURING COMPLIANCE WITH APPLICABLE LEGAL AND REGULATORY GUIDELINES, IN SETTING COMPENSATION, THE COMPENSATION COMMITTEE RELIES UPON PUBLISHED COMPENSATION SURVEYS AND STUDIES PRODUCED BY INDEPENDENT COMPENSATION CONSULTING FIRMS THAT REGULARLY ASSESS EXECUTIVE COMPENSATION AND BENEFITS OF SUBSTANTIALLY SIMILAR ORGANIZATIONS. THE COMPENSATION COMMITTEE MEETS TO REVIEW THE COMPENSATION STRUCTURE OF THE INDIVIDUALS DESCRIBED ABOVE AND AT THAT TIME REVIEWS THE COMPENSATION SURVEY DETAILS PREPARED BY THE INDEPENDENT COMPENSATION CONSULTING FIRM. FOR SOME CATEGORIES OF POSITIONS, THE COMPENSATION COMMITTEE WILL REVIEW THE COMPENSATION STRUCTURE AND TARGETS AS A GROUP, RATHER THAN BY INDIVIDUAL. COMPENSATION FOR THE BILH CEO AND OTHER SENIOR EXECUTIVES IS REVIEWED ON AN INDIVIDUAL BASIS. THE COMPENSATION COMMITTEE THEN VOTES TO APPROVE THE COMPENSATION ARRANGEMENTS OF ALL INDIVIDUALS DESCRIBED ABOVE EXCEPT FOR THE BILH CEO. THE COMPENSATION PACKAGE FOR THE BILH CEO VOTED BY THE COMPENSATION COMMITTEE IS SUBMITTED TO THE FULL BOARD OF TRUSTEES FOR APPROVAL. ALL DELIBERATIONS WERE CONTEMPORANEOUSLY DOCUMENTED IN MINUTES. THE COMPENSATION COMMITTEE PROCESSES AND PROCEDURES AS DESCRIBED ABOVE ARE DESIGNED TO MEET THE REQUIREMENTS OF TREASURY REGULATION SECTION 53.4958-6(C), REBUTTABLE PRESUMPTION THAT A TRANSACTION IS NOT AN EXCESS BENEFIT TRANSACTION. IN ADDITION, AS REQUIRED BY THIS FORM 990 AND FOR THE FISCAL YEAR ENDED SEPTEMBER 30, 2021, COMPENSATION REPORTED HEREIN IS CALENDAR YEAR 2020 COMPENSATION. PRIOR TO THE MARCH 1, 2019 WHEN BILH BECAME THE SOLE MEMBER OF MAH COMPENSATION FOR MAH AND MAPS WAS SET BY THE MAH COMPENSATION COMMITTEE WHICH WAS COMPRISED OF INDEPENDENT MEMBERS OF THE MAH BOARD. THE MAH COMPENSATION COMMITTEE ESTABLISHED THE POLICIES AND THE COMPENSATION STRUCTURE, INCLUDING BENEFITS, FOR MAH AND MAPS MEMBERS OF SENIOR MANAGEMENT. THE COMPENSATION COMMITTEE WAS RESPONSIBLE FOR ASSURING THAT THE TOTAL COMPENSATION PROVIDED TO THESE INDIVIDUALS WAS FAIR AND REASONABLE USING CURRENT AND CREDIBLE MARKET PRACTICE INFORMATION AND WAS RESPONSIBLE FOR ENSURING COMPLIANCE WITH APPLICABLE LEGAL AND REGULATORY GUIDELINES, IN SETTING COMPENSATION, THE COMPENSATION COMMITTEE RELIED UPON PUBLISHED COMPENSATION SURVEYS AND STUDIES PRODUCED BY INDEPENDENT COMPENSATION CONSULTING FIRMS THAT REGULARLY ASSESS EXECUTIVE COMPENSATION AND BENEFITS OF SUBSTANTIALLY SIMILAR ORGANIZATIONS. THE COMPENSATION COMMITTEE MEETS TO REVIEW THE COMPENSATION STRUCTURE OF THE INDIVIDUALS DESCRIBED ABOVE AND AT THAT TIME REVIEWS THE COMPENSATION SURVEY DETAILS PREPARED BY THE INDEPENDENT COMPENSATION CONSULTING FIRM. COMPENSATION FOR THE MAH AND MAPS CEO AND OTHER SENIOR EXECUTIVES IS REVIEWED ON AN INDIVIDUAL BASIS. THE COMPENSATION COMMITTEE THEN VOTED TO APPROVE THE COMPENSATION ARRANGEMENTS OF ALL INDIVIDUALS DESCRIBED ABOVE EXCEPT FOR THE MAH AND MAPS CEO. THE COMPENSATION PACKAGE FOR THE MAH AND MAPS CEO WAS VOTED BY THE COMPENSATION COMMITTEE AND SUBMITTED TO THE FULL BOARD OF TRUSTEES FOR APPROVAL. ALL DELIBERATIONS WERE CONTEMPORANEOUSLY DOCUMENTED IN MINUTES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>MOUNT AUBURN PROFESSIONAL SERVICES'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE GENERAL PUBLIC UPON REQUEST AT THE FOLLOWING LOCATION: BETH ISRAEL LAHEY HEALTH TAX DEPARTMENT 109 BROOKLINE AVENUE, SUITE 300 BOSTON, MA 02215</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>TRANSFER FROM AFFILIATES 24,602,195. ROUNDING</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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          <BusinessNameLine1Txt>BETH ISRAEL DEACONESS DEPARTMENT OF ORTHOPAEDIC SURGERY FOUNDATION INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>330 BROOKLINE AVENUE</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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        <EIN>204974585</EIN>
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          <BusinessNameLine1Txt>BETH ISRAEL DEACONESS DEPARTMENT OF RADIATION ONCOLOGY FOUNDATION INC</BusinessNameLine1Txt>
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          <CityNm>BOSTON</CityNm>
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          <ZIPCd>02215</ZIPCd>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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          <BusinessNameLine1Txt>BETH ISRAEL DEACONESS HOSPITAL MILTON INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>199 REEDSDALE RD</AddressLine1Txt>
          <CityNm>MILTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02186</ZIPCd>
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          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH INC</BusinessNameLine1Txt>
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      <IdRelatedTaxExemptOrgGrp>
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          <AddressLine1Txt>148 CHESTNUT STREET</AddressLine1Txt>
          <CityNm>NEEDHAM</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02492</ZIPCd>
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        <EIN>043229679</EIN>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL DEACONESS HOSPITAL PLYMOUTH INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>275 SANDWICH STREET</AddressLine1Txt>
          <CityNm>PLYMOUTH</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02360</ZIPCd>
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        <EIN>222667354</EIN>
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          <AddressLine1Txt>300 LONGWOOD AVENUE</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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          <BusinessNameLine1Txt>BIDMC OBSTETRICS AND GYNECOLOGY FOUNDATION INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>330 BROOKLINE AVENUE</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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        <EIN>042794855</EIN>
        <PrimaryActivitiesTxt>SUPPORT PATIENT CARE, RESEARCH AND TEACHING MISSIONS OF BIDMC, HMFP AND HMS</PrimaryActivitiesTxt>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL DEACONESS MEDICAL CENTER INC</BusinessNameLine1Txt>
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          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>BID PHYSICIAN ORGANIZATION LLC DBA BID CARE ORGANIZATON LLC</BusinessNameLine1Txt>
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          <ZIPCd>02186</ZIPCd>
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        <EIN>043426253</EIN>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL DERMATOLOGY FOUNDATION INC</BusinessNameLine1Txt>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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        <EIN>043117601</EIN>
        <PrimaryActivitiesTxt>SUPPORT PATIENT CARE, RESEARCH AND TEACHING MISSIONS OF BIDMC, HMFP AND HMS</PrimaryActivitiesTxt>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH PHARMACY INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>80 WILSON WAY</AddressLine1Txt>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02090</ZIPCd>
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        <EIN>822526816</EIN>
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      <IdRelatedTaxExemptOrgGrp>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02138</ZIPCd>
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        <EIN>832671600</EIN>
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          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH PRIMARY CARE</BusinessNameLine1Txt>
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        <USAddress>
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          <ZIPCd>01805</ZIPCd>
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        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
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          <BusinessNameLine1Txt>BID-MILTON PHYSICIAN ASSOCIATES INC FKA MHF INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>199 REEDSDALE ROAD</AddressLine1Txt>
          <CityNm>MILTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02186</ZIPCd>
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        <EIN>222566792</EIN>
        <PrimaryActivitiesTxt>PROMOTE HEALTHCARE</PrimaryActivitiesTxt>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>BIH PATHOLOGY FOUNDATION INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>330 BROOKLINE AVENUE</AddressLine1Txt>
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        <EIN>222548374</EIN>
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        <EIN>042571853</EIN>
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          <ZIPCd>01923</ZIPCd>
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        <PrimaryActivitiesTxt>SUBSTANCE ABUSE</PrimaryActivitiesTxt>
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        <USAddress>
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        <EIN>473111453</EIN>
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          <AddressLine1Txt>199 REEDSDALE RD</AddressLine1Txt>
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          <ZIPCd>02186</ZIPCd>
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        <EIN>043243146</EIN>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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        <EIN>043242952</EIN>
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        <PublicCharityStatusTxt>12A, I</PublicCharityStatusTxt>
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        <USAddress>
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        <EIN>222768204</EIN>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01923</ZIPCd>
        </USAddress>
        <EIN>223232914</EIN>
        <PrimaryActivitiesTxt>HUD HOUSING</PrimaryActivitiesTxt>
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          <BusinessNameLine1Txt>NORTHEAST BEHAVIORAL HEALTH CORPORATION</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>JORDAN PHYSICIAN ASSOCIATES INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>275 SANDWICH STREET</AddressLine1Txt>
          <CityNm>PLYMOUTH</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02360</ZIPCd>
        </USAddress>
        <EIN>043228556</EIN>
        <PrimaryActivitiesTxt>OUTPATIENT AND PRIMARY CARE SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL DEACONESS HOSPITAL - PLYMOUTH INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>LAHEY CLINIC CANADIAN FOUNDATION</BusinessNameLine1Txt>
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        <ForeignAddress>
          <AddressLine1Txt>130 KING STREET WEST</AddressLine1Txt>
          <CityNm>TORONTO</CityNm>
          <ProvinceOrStateNm>ONTARIO</ProvinceOrStateNm>
          <CountryCd>CA</CountryCd>
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        <PrimaryActivitiesTxt>FUNDRSG ORG</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>CA</LegalDomicileForeignCountryCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>LAHEY CLINIC FOUNDATION INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>41 MALL ROAD</AddressLine1Txt>
          <CityNm>BURLINGTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01805</ZIPCd>
        </USAddress>
        <EIN>042323457</EIN>
        <PrimaryActivitiesTxt>SUPPORT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
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          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>LAHEY CLINIC HOSPITAL INC (LAHEY HOSPITAL &amp; MEDICAL CENTER)</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>41 MALL ROAD</AddressLine1Txt>
          <CityNm>BURLINGTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>018050001</ZIPCd>
        </USAddress>
        <EIN>042704686</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>LAHEY CLINIC FOUNDATION INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>LAHEY CLINIC INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>41 MALL ROAD</AddressLine1Txt>
          <CityNm>BURLINGTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>018050001</ZIPCd>
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        <EIN>042704683</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>LAHEY CLINIC FOUNDATION INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>LAHEY HEALTH SHARED SERVICES INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>41 MALL ROAD</AddressLine1Txt>
          <CityNm>BURLINGTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01805</ZIPCd>
        </USAddress>
        <EIN>043178972</EIN>
        <PrimaryActivitiesTxt>ADMINISTRATION</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>LONGWOOD MEDICAL INTERNATIONAL FOUNDATION INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>375 LONGWOOD AVENUE</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
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        <EIN>043208878</EIN>
        <PrimaryActivitiesTxt>INACTIVE CORPORATION</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12A, I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>HARVARD MEDICAL FACULTY PHYSICIANS AT BETH ISRAEL DEACONESS MEDICAL CENTER</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>MED CARE OF BOSTON MGMT CORP DBA BID HEALTHCARE</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>464 HILLSIDE AVENUE</AddressLine1Txt>
          <CityNm>NEEDHAM</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02492</ZIPCd>
        </USAddress>
        <EIN>042810972</EIN>
        <PrimaryActivitiesTxt>OUTPATIENT, PRIMARY CARE AND SPECIALTY SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
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        <DirectControllingEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH PRIMARY CARE</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>MOUNT AUBURN HOSPITAL</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>330 MOUNT AUBURN STREET</AddressLine1Txt>
          <CityNm>CAMBRIDGE</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02138</ZIPCd>
        </USAddress>
        <EIN>042103606</EIN>
        <PrimaryActivitiesTxt>HOSPITAL FOR THE TREATMENT, CARE AND RELIEF OF SICK AND SUFFERING PERSONS</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
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        <DirectControllingEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>MOUNT AUBURN PROFESSIONAL SERVICES INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>330 MOUNT AUBURN STREET</AddressLine1Txt>
          <CityNm>CAMBRIDGE</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02138</ZIPCd>
        </USAddress>
        <EIN>043026897</EIN>
        <PrimaryActivitiesTxt>OFFERING MEDICAL CARE IN GENERAL AND SPECIALIZED PRACTICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12A, I</PublicCharityStatusTxt>
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          <BusinessNameLine1Txt>MOUNT AUBURN HOSPITAL</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NEW ENGLAND BAPTIST HOSPITAL</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>125 PARKER HILL AVENUE</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02120</ZIPCd>
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        <EIN>042103612</EIN>
        <PrimaryActivitiesTxt>ORTHOPEDIC SPECIALTY HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>3</PublicCharityStatusTxt>
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          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NEW ENGLAND BAPTIST MEDICAL ASSOCIATES INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>125 PARKER HILL AVENUE</AddressLine1Txt>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02120</ZIPCd>
        </USAddress>
        <EIN>043235796</EIN>
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        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
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          <BusinessNameLine1Txt>NEW ENGLAND BAPTIST HOSPITAL</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NORTHEAST BEHAVIORAL HEALTH CORPORATION</BusinessNameLine1Txt>
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          <AddressLine1Txt>199 ROSEWOOD DRIVE</AddressLine1Txt>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01923</ZIPCd>
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        <EIN>042777145</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
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        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
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        <DirectControllingEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NORTHEAST HEALTH SYSTEM INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>85 HERRICK STREET</AddressLine1Txt>
          <CityNm>BEVERLY</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01915</ZIPCd>
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        <EIN>043240453</EIN>
        <PrimaryActivitiesTxt>SUPPORT</PrimaryActivitiesTxt>
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        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NORTHEAST HOSPITAL CORPORATION</BusinessNameLine1Txt>
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          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01915</ZIPCd>
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        <EIN>042121317</EIN>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>NORTHEAST MEDICAL PRACTICE INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>85 HERRICK STREET</AddressLine1Txt>
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          <ZIPCd>01915</ZIPCd>
        </USAddress>
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        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>NORTHEAST PROFESSIONAL REGISTRY OF NURSES INC DBA LAHEY HEALTH AT HOME</BusinessNameLine1Txt>
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          <AddressLine1Txt>600 CUMMINGS CENTER</AddressLine1Txt>
          <CityNm>BEVERLY</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01915</ZIPCd>
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        <EIN>201287349</EIN>
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          <BusinessNameLine1Txt>NORTHEAST SENIOR HEALTH CORPORATION</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NORTHEAST SENIOR HEALTH CORPORATION</BusinessNameLine1Txt>
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          <CityNm>BEVERLY</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01915</ZIPCd>
        </USAddress>
        <EIN>042731137</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
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        <DirectControllingEntityName>
          <BusinessNameLine1Txt>LAHEY HEALTH SHARED SERVICES INC</BusinessNameLine1Txt>
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        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SEACOAST AFFILIATED GROUP PRACTICE INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>25 HIGHLAND AVENUE</AddressLine1Txt>
          <CityNm>NEWBURYPORT</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01915</ZIPCd>
        </USAddress>
        <EIN>043485648</EIN>
        <PrimaryActivitiesTxt>PHYSICIAN GROUP</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>ANNA JAQUES HOSPITAL INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SEACOAST NURSING AND REHABILITATION CENTER INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>302 WASHINGTON STREET</AddressLine1Txt>
          <CityNm>GLOUCESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01930</ZIPCd>
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        <EIN>041305001</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>LAHEY HEALTH SHARED SERVICES INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>THE ANNA JAQUES COMMUNITY HEALTH FOUNDATION INC</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>25 HIGHLAND AVENUE</AddressLine1Txt>
          <CityNm>NEWBURYPORT</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01950</ZIPCd>
        </USAddress>
        <EIN>043318952</EIN>
        <PrimaryActivitiesTxt>FUNDRSG ORG</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
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        <PublicCharityStatusTxt>12A, I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>ANNA JAQUES HOSPITAL INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>THE JORDAN HEALTH SYSTEMS INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>275 SANDWICH STREET</AddressLine1Txt>
          <CityNm>PLYMOUTH</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02360</ZIPCd>
        </USAddress>
        <EIN>042103805</EIN>
        <PrimaryActivitiesTxt>PROMOTE HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>7</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL DEACONESS MEDICAL CENTER</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>WINCHESTER COMMUNITY ACCOUNTABLE CARE ORGANIZATION INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>41 HIGHLAND AVENUE</AddressLine1Txt>
          <CityNm>WINCHESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01890</ZIPCd>
        </USAddress>
        <EIN>223137856</EIN>
        <PrimaryActivitiesTxt>ACO</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12A, I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>WINCHESTER HEALTHCARE MANAGEMENT INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>WINCHESTER HEALTHCARE MANAGEMENT INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>41 HIGHLAND AVENUE</AddressLine1Txt>
          <CityNm>WINCHESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01890</ZIPCd>
        </USAddress>
        <EIN>222701817</EIN>
        <PrimaryActivitiesTxt>MANAGEMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12A, I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>LAHEY HEALTH SHARED SERVICES INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>WINCHESTER HOSPITAL</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>41 HIGHLAND AVENUE</AddressLine1Txt>
          <CityNm>WINCHESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>018900000</ZIPCd>
        </USAddress>
        <EIN>042104434</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>BETH ISRAEL LAHEY HEALTH INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>WINCHESTER HOSPITAL FOUNDATION INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>39 DOUBLET HILL ROAD</AddressLine1Txt>
          <CityNm>WESTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02493</ZIPCd>
        </USAddress>
        <EIN>043399570</EIN>
        <PrimaryActivitiesTxt>SUPPORT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12A, I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>WINCHESTER HEALTHCARE MANAGEMENT INC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BIDCO PHYSICIAN LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>600 UNICORN PARK DRIVE 4TH FLOOR</AddressLine1Txt>
          <CityNm>WOBURN</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01801</ZIPCd>
        </USAddress>
        <EIN>461589743</EIN>
        <PrimaryActivitiesTxt>COORDINATED, SAFE AND COST EFFECTIVE PATIENT CARE AT BIDMC</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BIDCO HOSPITAL LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>247 STATION DRIVE NORTHWEST 1</AddressLine1Txt>
          <CityNm>WESTWOOD</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02090</ZIPCd>
        </USAddress>
        <EIN>461643790</EIN>
        <PrimaryActivitiesTxt>COORDINATED, SAFE AND COST EFFECTIVE PATIENT CARE AT BIDMC</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
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      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CAREGROUP CLINICAL RESEARCH LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>20 OVERLAND STREET SUITE 514</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
        </USAddress>
        <EIN>300228711</EIN>
        <PrimaryActivitiesTxt>TO PARTICIPATE IN A CLINICAL RESEARCH PARTNERSHIP</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BILH INVESTMENT PARTNERSHIP LLP (FKA CIP LLP)</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>20 OVERLAND STREET SUITE 514</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
        </USAddress>
        <EIN>043278109</EIN>
        <PrimaryActivitiesTxt>INVESTMENT PARTNERSHIP</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>PHYSICIAN PROFESSIONAL SERVICES LLP</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>200 RIVERS EDGE DRIVE</AddressLine1Txt>
          <CityNm>MEDFORD</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
        </USAddress>
        <EIN>043275078</EIN>
        <PrimaryActivitiesTxt>TO PROVIDE MEDICAL BILLING SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>RADIATION THERAPY OF WINCHESTER LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>700 CONGRESS ST SUITE 204</AddressLine1Txt>
          <CityNm>QUINCY</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02169</ZIPCd>
        </USAddress>
        <EIN>205330549</EIN>
        <PrimaryActivitiesTxt>MRI SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SHIELDS IMAGING AT ANNA JAQUES HOSPITAL LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>700 CONGRESS ST STE 204</AddressLine1Txt>
          <CityNm>QUINCY</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02169</ZIPCd>
        </USAddress>
        <EIN>383989358</EIN>
        <PrimaryActivitiesTxt>MRI SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>HAVERHILL MOB LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>50 CHESTNUT ST</AddressLine1Txt>
          <CityNm>NEEDHAM</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02492</ZIPCd>
        </USAddress>
        <EIN>812856118</EIN>
        <PrimaryActivitiesTxt>MEDICAL OFFICE BUILDING</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>GREATER NEWBURYPORT MANAGEMENT SERVICES ORGANIZATION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>25 HIGHLAND AVE</AddressLine1Txt>
          <CityNm>NEWBURYPORT</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01950</ZIPCd>
        </USAddress>
        <EIN>161744477</EIN>
        <PrimaryActivitiesTxt>MANAGEMENT SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>HUNTINGFIELD CORPORATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>C/O LAHEY CLINIC FOUNDATION INC 41</AddressLine1Txt>
          <CityNm>BURLINGTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01805</ZIPCd>
        </USAddress>
        <EIN>454047430</EIN>
        <PrimaryActivitiesTxt>TO HOLD OWNERSHIP OF SUBTERRANEAN RIGHTS.</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DE</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>JORDAN COMMUNITY ACO INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>275 SANDWICH STREET</AddressLine1Txt>
          <CityNm>PLYMOUTH</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02360</ZIPCd>
        </USAddress>
        <EIN>454047430</EIN>
        <PrimaryActivitiesTxt>COORDINATED, SAFE AND COST EFFECTIVE PATIENT CARE AT BID-PLYMOUTH</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>LAHEY CLINIC INSURANCE CO LTD</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <ForeignAddress>
          <AddressLine1Txt>CRAIG APPIN HOUSE PO BOX HM 2450</AddressLine1Txt>
          <CityNm>HAMILTON</CityNm>
          <CountryCd>BD</CountryCd>
        </ForeignAddress>
        <PrimaryActivitiesTxt>INSURANCE</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>BD</LegalDomicileForeignCountryCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>LEDGEWOOD HEALTH CARE CORPORATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>87 HERRICK STREET</AddressLine1Txt>
          <CityNm>BEVERLY</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01915</ZIPCd>
        </USAddress>
        <EIN>042855189</EIN>
        <PrimaryActivitiesTxt>NURSING HOME</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>KY</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>NORTHEAST PROPRIETARY CORP</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>100 POWERS STREET</AddressLine1Txt>
          <CityNm>BEVERLY</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01915</ZIPCd>
        </USAddress>
        <EIN>042855191</EIN>
        <PrimaryActivitiesTxt>MEDICAL SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>WINCHESTER HEALTHCARE ENTERPRISES INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>611 MAIN STREET</AddressLine1Txt>
          <CityNm>WINCHESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01890</ZIPCd>
        </USAddress>
        <EIN>042932059</EIN>
        <PrimaryActivitiesTxt>MANAGEMENT SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>WINCHESTER PHYSICIAN ASSOCIATES INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>41 HIGHLAND AVE</AddressLine1Txt>
          <CityNm>WINCHESTER</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01890</ZIPCd>
        </USAddress>
        <EIN>043262963</EIN>
        <PrimaryActivitiesTxt>MANAGEMENT SERVICES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>1</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>1</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>1</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>1</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>1</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>1</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>1</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>1</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>1</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>1</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>MOUNT AUBURN HOSPITAL</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>N</TransactionTypeTxt>
        <InvolvedAmt>2004488</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>MOUNT AUBURN HOSPITAL</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>P</TransactionTypeTxt>
        <InvolvedAmt>6666092</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>MOUNT AUBURN HOSPITAL</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>Q</TransactionTypeTxt>
        <InvolvedAmt>7724741</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>LAHEY CLINIC HOSPITAL INC (LAHEY HOSPITAL &amp; MEDICAL CENTER)</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>P</TransactionTypeTxt>
        <InvolvedAmt>270357</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>HARVARD MEDICAL FACULTY PHYSICIANS AT BIDMC INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>P</TransactionTypeTxt>
        <InvolvedAmt>218274</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>HARVARD MEDICAL FACULTY PHYSICIANS AT BIDMC INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>Q</TransactionTypeTxt>
        <InvolvedAmt>295734</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>FMV</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE R PARTS I TO V:</FormAndLineReferenceDesc>
        <ExplanationTxt>DURING THE FISCAL PERIOD COVERED BY THIS FILING, BETH ISRAEL LAHEY HEALTH (BILH) SERVED AS THE SOLE MEMBER OF BETH ISRAEL DEACONESS MEDICAL CENTER, INC. (BIDMC), MOUNT AUBURN HOSPITAL (MAH), NEW ENGLAND BAPTIST HOSPITAL (NEBH), BETH ISRAEL DEACONESS HOSPITAL -- MILTON, INC. (MILTON), BETH ISRAEL DEACONESS HOSPITAL -- NEEDHAM, INC. (NEEDHAM), BETH ISRAEL DEACONESS HOSPITAL -- PLYMOUTH, INC. (PLYMOUTH), LAHEY HEALTH SHARED SERVICES (LHSS), LAHEY CLINIC FOUNDATION (LCF), WINCHESTER HOSPITAL (WINCHESTER), NORTHEAST HOSPITAL CORPORATION (NHC) WHICH INCLUDES BEVERLY, ADDISON GILBERT AND BAYRIDGE HOSPITALS, NORTHEAST BEHAVIORAL CORPORATION (NBHC), ANNA JAQUES HOSPITAL (AJH) AND THE BETH ISRAEL LAHEY HEALTH PERFORMANCE NETWORK (BILHPN). THE LAHEY CLINIC FOUNDATION IN TURN SERVED AS THE SOLE MEMBER OF LAHEY CLINIC INC, AND LAHEY CLINIC HOSPITAL D/B/A LAHEY HOSPITAL AND MEDICAL CENTER (LHMC). THESE ENTITIES MAY HAVE ALSO, IN TURN, SERVED AS MEMBER TO OTHER NETWORK AFFILIATES. THE BY-LAW OF THESE ENTITIES REFLECT THE CENTRALIZATION OF THE SYSTEM, AND AS SUCH, AFFILIATES WITHIN THE BILH SYSTEM ARE CONSIDERED CONTROLLED ENTITIES UNDER IRC SECTION 512(B)(13), AS EACH AFFILIATE IS UNDER COMMON GOVERNANCE CONTROL, AS DESCRIBED IN TREAS. REGS. 1.512(B)-1(L)(4). IN ADDITION, UNDER INTERNAL REVENUE CODE SECTION 512, CONTROL MEANS THAT MORE THAN 50 PERCENT OF THE DIRECTORS OR TRUSTEES OF AN ORGANIZATION ARE EITHER REPRESENTATIVES OF, OR DIRECTLY OR INDIRECTLY CONTROLLED, BY AN EXEMPT ORGANIZATION. A TRUSTEE OR DIRECTOR IS A REPRESENTATIVE OF AN EXEMPT ORGANIZATION IF THEY ARE A TRUSTEE, DIRECTOR, AGENT, OR EMPLOYEE OF SUCH EXEMPT ORGANIZATION. UNDER THIS DEFINITION, HARVARD MEDICAL FACULTY PHYSICIANS AT BETH ISRAEL DEACONESS MEDICAL CENTER, INC. AND IT'S AFFILIATES ARE INCLUDED IN FORM 990, SCHEDULE R FOR THE CURRENT TAX YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
