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      <Form990PartVIISectionAGrp>
        <PersonNm>MARK TABER</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANDREW YOUNISS</PersonNm>
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      <Form990PartVIISectionAGrp>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID BECK ESQ</PersonNm>
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          <USAddress>
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            <StateAbbreviationCd>NY</StateAbbreviationCd>
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      <ContractorCompensationGrp>
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      <ContractorCompensationGrp>
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      <ContractorCompensationGrp>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
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      <ProgramServiceRevenueGrp>
        <Desc>OTHER REVENUE</Desc>
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      <OtherRevenueMiscGrp>
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        <UnrelatedBusinessRevenueAmt>37465173</UnrelatedBusinessRevenueAmt>
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        <ProgramServicesAmt>2707548</ProgramServicesAmt>
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      <FeesForServicesAccountingGrp>
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      <FeesForServicesLobbyingGrp>
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        <ProgramServicesAmt>223860</ProgramServicesAmt>
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        <ProgramServicesAmt>12318802</ProgramServicesAmt>
        <ManagementAndGeneralAmt>24077</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>422929</ProgramServicesAmt>
        <ManagementAndGeneralAmt>706026</ManagementAndGeneralAmt>
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      <ConferencesMeetingsGrp>
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        <ProgramServicesAmt>361377</ProgramServicesAmt>
        <ManagementAndGeneralAmt>673052</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>113374</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>9075</ManagementAndGeneralAmt>
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        <Desc>LICENSE FEES</Desc>
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        <ManagementAndGeneralAmt>130562</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
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        <ProgramServicesAmt>5079592</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>MISCELLANEOUS EXPENSES</Desc>
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      <OtherExpensesGrp>
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        <ManagementAndGeneralAmt>3017276</ManagementAndGeneralAmt>
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          <BusinessNameLine1Txt>BOSTON MEDICAL CTR</BusinessNameLine1Txt>
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      <SupportedOrgInformationGrp>
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          <BusinessNameLine1Txt>BMC HEALTH PLAN INC</BusinessNameLine1Txt>
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        <FormAndLineReferenceDesc>SCHEDULE A, PART IV, SECTION C, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>BMC HEALTH SYSTEM IS BOTH SUPERVISED AND CONTROLLED IN CONNECTION WITH BOSTON MEDICAL CENTER CORPORATION, THE SUPPORTED ORGANIZATION, BECAUSE (A) 3 OF THE CORPORATION'S OFFICERS ARE ALSO OFFICERS OF BOSTON MEDICAL CENTER CORPORATION SERVING IN THE SAME ROLES; AND (B) 7 OF THE CORPORATION'S 16 TRUSTEES ARE ALSO TRUSTEES OF BOSTON MEDICAL CENTER CORPORATION. BY REASON OF THE FOREGOING RELATIONSHIP, THE CORPORATION AND ITS TRUSTEES AND OFFICERS ARE RESPONSIVE TO THE NEEDS AND REQUIREMENTS OF BOSTON MEDICAL CENTER CORPORATION AND RELATED 501(C)(3) ORGANIZATIONS THAT SHARE AS THEIR MISSION SUPPORT OF BOSTON MEDICAL CENTER CORPORATION. BMC HEALTH SYSTEM (THE CORPORATION) IS SUPERVISED AND CONTROLLED IN CONNECTION WITH BOSTON MEDICAL CENTER HEALTH PLAN DOING BUSINESS AS WELLSENSE HEALTH PLAN (WELLSENSE), THE SUPPORTED ORGANIZATION, BECAUSE: (A) THE CHAIR OF WELLSENSE BOARD IS ALSO A CORPORATION TRUSTEE AND THE CORPORATION'S PRESIDENT APPOINTS THE PRESIDENT OF WELLSENSE (B) 3 OF WELLSENSE'S 14 TRUSTEES ARE ALSO TRUSTEES OF THE CORPORATION (WHICH HAS A TOTAL OF 16 TRUSTEES); AND (C) THE CORPORATION AND WELLSENSE ARE PARTIES TO A SERVICE AGREEMENT UNDER WHICH THE CORPORATION PROVIDES CARE MANAGEMENT AND PROVIDER SERVICES TO WELLSENSE AND MAY PROVIDE WELLSENSE OTHER ADMINISTRATIVE AND PERSONNEL SERVICES. BY REASON OF THE FOREGOING RELATIONSHIP, THE CORPORATION AND ITS TRUSTEES AND OFFICERS ARE RESPONSIVE TO THE NEEDS AND REQUIREMENTS OF WELLSENSE AND RELATED 501(C)(3) ORGANIZATIONS THAT SHARE AS THEIR MISSION SUPPORT OF BOSTON MEDICAL CENTER CORPORATION.</ExplanationTxt>
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      <MediaAdvertisementsInd>0</MediaAdvertisementsInd>
      <MailingsMembersInd>0</MailingsMembersInd>
      <PublicationsOrBroadcastInd>0</PublicationsOrBroadcastInd>
      <GrantsOtherOrganizationsInd>0</GrantsOtherOrganizationsInd>
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      <OtherActivitiesInd>1</OtherActivitiesInd>
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      <TotalLobbyingExpendituresAmt>541056</TotalLobbyingExpendituresAmt>
      <NotDescribedSection501c3Ind>0</NotDescribedSection501c3Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II-B, LINE 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>BMC HEALTH SYSTEM MONITORS LEGISLATION AND OTHER GOVERNMENTAL DEVELOPMENTS AT THE FEDERAL, STATE, AND LOCAL LEVELS THAT MAY AFFECT THE HEALTH SYSTEM AND ITS AFFILIATES. THE HEALTH SYSTEM ENGAGES LOBBYISTS TO REPRESENT IT AND ADVANCE ITS MISSION. IT ALSO HAS A TEAM WHOSE RESPONSIBILITIES INCLUDE MONITORING LEGISLATION AND GOVERNMENTAL DEVELOPMENTS OF INTEREST TO, OR AFFECTING, THE HEALTH SYSTEM. THE HEALTH SYSTEM FILES REPORTS WITH THE COMMONWEALTH OF MASSACHUSETTS AND THE CITY OF BOSTON DETAILING THESE ACTIVITIES AND EXPENSES RELATED TO STATE AND LOCAL MATTERS. IT IS POSSIBLE THAT OTHER INDIVIDUALS MAY HAVE SPENT AN INSUBSTANTIAL PORTION OF THEIR TIME ON LEGISLATIVE MATTERS OF DIRECT CONCERN TO BMC HEALTH SYSTEM AND THE HEALTHCARE INDUSTRY AND MAY HAVE INCURRED INSUBSTANTIAL EXPENSES IN CONNECTION WITH THIS ACTIVITY. BMC HEALTH SYSTEM, INC. PAID DEMPSEY, LUCEY &amp; ASSOCIATES $72,000 TO REPRESENT THE ORGANIZATION. BMC HEALTH SYSTEM, INC. PAID MCLANE MIDDLETON $144,000 TO REPRESENT THE ORGANIZATION. BMC HEALTH SYSTEM, INC. PAID NATHANSON &amp; HAUCK $240,000 TO REPRESENT THE ORGANIZATION. BMC HEALTH SYSTEM, INC. PAID WILL FARRELL AND ASSOCIATES $10,000 TO REPRESENT THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="RetDoc1040000001">
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        <DepreciationAmt>1987993</DepreciationAmt>
        <BookValueAmt>784994</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>784994</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>LOAN RECEIVABLE</Desc>
        <BookValueAmt>1131068</BookValueAmt>
      </OtherAssetsOrgGrp>
      <OtherAssetsOrgGrp>
        <Desc>OTHER NON-CURRENT ASSETS</Desc>
        <BookValueAmt>832280</BookValueAmt>
      </OtherAssetsOrgGrp>
      <OtherAssetsOrgGrp>
        <Desc>INCOME TAX BENEFIT</Desc>
        <BookValueAmt>788963</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>2752311</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>DUE TO RELATED PARTIES</Desc>
        <Amt>19063486</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>19063486</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>BMC HEALTH SYSTEM, INC. IS INCLUDED IN CONSOLIDATED FINANCIAL STATEMENTS. THE TEXT OF THE UNCERTAIN TAX POSITIONS FOOTNOTE INCLUDED IN THESE FINANCIAL STATEMENTS IS AS FOLLOWS: THE HEALTH SYSTEM, BMC, WELLSENSE, FACULTY AND THE PLANS, UDF, ECMF, BMCIC, BMCIC OF VERMONT, BUAP, BMCICS, AND BACO ARE ALL NONPROFIT CORPORATIONS THAT HAVE BEEN RECOGNIZED AS TAX-EXEMPT PURSUANT TO SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. CLEARWAY IS CONSIDERED A DISREGARDED ENTITY OF BMCHS FOR TAX PURPOSES AND ALL TAXABLE ACTIVITIES OF CLEARWAY ARE ATTRIBUTED TO AND REPORTED AT BMCHS. ALL CONTRACT RELATED REVENUE AND EXPENSE WERE RECORDED AT BMC AND EVALUATED FOR UNRELATED BUSINESS INCOME TAX (UBIT). BMCHS RECOGNIZES INCOME TAX POSITIONS WHEN IT IS MORE LIKELY THAN NOT THAT THE POSITION WILL BE SUSTAINABLE BASED ON THE MERITS OF THE POSITION. MANAGEMENT HAS CONCLUDED THAT THERE ARE NO MATERIAL UNCERTAIN TAX POSITIONS THAT NEED TO BE RECORDED AS OF SEPTEMBER 30, 2023 AND 2022. BMCHS ANNUALLY ASSESSES WHETHER IT MUST RECOGNIZE UBIT EXPENSE. THE AMOUNTS RECOGNIZED AS UBIT EXPENSE WERE NOT MATERIAL TO BMCHS'S CONSOLIDATED OPERATIONS OR CHANGES IN NET ASSETS FOR THE YEARS ENDED SEPTEMBER 30, 2023 AND 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <IndependentConsultantInd>X</IndependentConsultantInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>1</SupplementalNonqualRtrPlanInd>
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      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
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      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KATHLEEN E WALSH</PersonNm>
        <TitleTxt>PRESIDENT/CEO/TRUSTEE (THRU 02/28/23</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>1403783</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>566720</BonusRelatedOrganizationsAmt>
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        <DeferredCompRltdOrgsAmt>21350</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>6816</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>2283762</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ALASTAIR BELL MD</PersonNm>
        <TitleTxt>PRESIDENT/CEO/TRUSTEE (AS OF 03/1/23</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>907901</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>301070</BonusRelatedOrganizationsAmt>
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        <NontaxableBenefitsRltdOrgsAmt>8119</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>1453929</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>71000</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>TERRI NEWSOM</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>646295</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>197340</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>2500</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>106650</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>33062</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>985847</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DAVID BECK ESQ</PersonNm>
        <TitleTxt>CLERK</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>458767</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>113850</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>55383</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>21350</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>30711</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>680061</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J, PART I, LINE 4B:</FormAndLineReferenceDesc>
        <ExplanationTxt>CERTAIN EXECUTIVES REPORTED ON THE BMC HEALTH SYSTEM, INC. FORM 990, PART VII, SECTION A AND SCHEDULE J, PART II ARE COMPENSATED BY BOSTON MEDICAL CENTER, A RELATED ORGANIZATION, FOR SERVICES THEY PROVIDED TO BOSTON MEDICAL CENTER. BOSTON MEDICAL CENTER PROVIDES A SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN TO CERTAIN EXECUTIVES. AMOUNTS ARE CREDITED TO PARTICIPANTS' ACCOUNTS EACH YEAR. PLAN AMOUNTS ARE SUBJECT TO FORFEITURE AND PAYMENT ONLY IF CERTAIN CONDITIONS ARE MET, AS OUTLINED IN THE PLAN AGREEMENT. AMOUNTS VEST ON SPECIFIED DATES BASED ON CONTINUED EMPLOYMENT BUT NO LATER THAN THE EXECUTIVE'S SIXTY-SECOND BIRTHDAY. AMOUNTS ACCRUED IN THE PLAN ARE REPORTED IN SCHEDULE J, PART II, COLUMN C. BOSTON MEDICAL CENTER PROVIDED A 457(F) NONQUALIFIED DEFERRED COMPENSATION PLAN TO DAVID BECK AND KATHLEEN WALSH. BOTH EXECUTIVES HAVE REACHED THE PLAN RETIREMENT AGE AND HAVE VESTED 100% IN THE PLAN.IN ADDITION, PURSUANT TO THE TERMS OF THE PLAN, ONCE THE PLAN PARTICIPANT REACHES THE PLAN RETIREMENT AGE, ALL FUTURE CONTRIBUTIONS ARE MADE IN CASH. ACCORDINGLY, 2022 CONTRIBUTIONS OF $53,400 AND $277,500 WERE PAID IN CASH TO DAVID BECK AND KATHLEEN WALSH, RESPECTIVELY, IN 2022. THESE AMOUNTS ARE REFLECTED IN SCHEDULE J, PART II, COLUMN (B)(III).</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>ANDREW YOUNISS DAVID BECK KATHLEEN WALSH (UNTIL 02/28/2023) MARTHA SAMUELSON RANDI CUTLER RICHARD MARKS SANDRA COTTERELL TERRI NEWSOM ALASTAIR BELL (AS OF 03/01/2023) ANTHONY HOLLENBERG, M.D. (AS OF 06/13/2023) BUSINESS RELATIONSHIP - KATHLEEN WALSH, ALASTAIR BELL, DAVID BECK, AND TERRI NEWSOM ARE EMPLOYEES OF BOSTON MEDICAL CENTER AND ANDREW YOUNISS, MARTHA SAMUELSON, RANDI CUTLER, RICHARD MARKS, SANDRA COTTERELL, AND ANTHONY HOLLENBERG, M.D. ARE TRUSTEES OF BOSTON MEDICAL CENTER. MONICA NOETHER ROBERT SWEET KATHLEEN WALSH (UNTIL 02/28/2023) BUSINESS RELATIONSHIP - MONICA NOETHER, ROBERT SWEET, AND KATHLEEN WALSH ARE TRUSTEES OF BMC INSURANCE COMPANY, LTD. WILLIAM CREEVY, M.D. DAVID BECK BUSINESS RELATIONSHIP - WILLIAM CREEVY, M.D. IS AN EMPLOYEE OF BOSTON UNIVERSITY ORTHOPAEDIC SURGICAL ASSOCIATES, INC. AND DAVID BECK IS AN OFFICER OF BOSTON UNIVERSITY ORTHOPAEDIC SURGICAL ASSOCIATES, INC. ANTHONY HOLLENBERG, M.D. (AS OF 06/13/2023) DAVID BECK BUSINESS RELATIONSHIP - ANTHONY HOLLENBERG, M.D. IS AN EMPLOYEE OF EVANS MEDICAL FOUNDATION AND DAVID BECK IS AN OFFICER OF EVANS MEDICAL FOUNDATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CHANGES TO THE BMC HEALTH SYSTEM BYLAWS ARE SUMMARIZED BELOW. 1. RE-COMBINE THE OFFICES OF "PRESIDENT AND "CHIEF EXECUTIVE OFFICER" SO THAT THE HEALTH SYSTEM HAS A PRESIDENT WHO IS THE CHIEF EXECUTIVE OFFICER 2. DESIGNATED/EX OFFICIO TRUSTEES A. ADD HEALTH SYSTEM PRESIDENT AND REMOVE HOSPITAL PRESIDENT AS EX OFFICIO TRUSTEES (THE FIVE DESIGNATED TRUSTEES WILL BE THE HEALTH SYSTEM PRESIDENT, HOSPITAL BOARD CHAIR, HEALTH PLAN BOARD CHAIR, SENIOR PHYSICIAN LEADER, COMMUNITY HEALTH CENTER REPRESENTATIVE) B. PROVIDE MORE OPTIONS FOR SELECTING A DESIGNATED PHYSICIAN TRUSTEE BY BROADENING THE DEFINITION FROM JUST THE PRESIDENT OF BOSTON UNIVERSITY MEDICAL GROUP TO A "SENIOR PHYSICIAN LEADER" AT BMC 3. ADD THE HOSPITAL AND HEALTH PLAN BOARD CHAIRS AS EX OFFICIO MEMBERS OF THE COMPENSATION, FINANCE, AND NOMINATING &amp; GOVERNANCE COMMITTEES (THE BYLAWS ALREADY PROVIDE THAT THE HEALTH SYSTEM BOARD CHAIR IS AN EX OFFICIO MEMBER OF ALL COMMITTEES) 4. CLARIFY THAT THE BYLAWS ALLOW (1) EMAIL FOR WRITTEN CONSENTS AND FOR PROVIDING NOTICE, AND (2) VIDEO CONFERENCES FOR MEETINGS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>BMC HEALTH SYSTEM, INC.'S FORM 990 IS PREPARED BY KPMG LLP AND REVIEWED BY BMC HEALTH SYSTEM'S INTERNAL MANAGEMENT. FOLLOWING THAT REVIEW, BMC HEALTH SYSTEM'S INTERNAL MANAGEMENT AND KPMG PRESENT THE FORM 990 TO THE AUDIT AND COMPLIANCE COMMITTEE FOR REVIEW AND COMMENT. THE COMPLETED FORM 990 IS PROVIDED TO ALL MEMBERS OF THE BOARD OF TRUSTEES PRIOR TO THE FORM BEING FILED WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>CONFLICT OF INTEREST QUESTIONNAIRES FOR THE FISCAL YEAR ENDING SEPTEMBER 30, 2023 WERE DISTRIBUTED BY THE CORPORATE COMPLIANCE DEPARTMENT. THE CHIEF COMPLIANCE OFFICER OF BMC HEALTH SYSTEM, INC. OR THE CHIEF COMPLIANCE OFFICER'S DESIGNEE QUERIES TRUSTEES, OFFICERS, AND DIRECTORS ON AT LEAST AN ANNUAL BASIS REGARDING RELATIONSHIPS THAT MAY CREATE POTENTIAL CONFLICTS OF INTEREST. THE CHIEF COMPLIANCE OFFICER OR THE CHIEF COMPLIANCE OFFICER'S DESIGNEE REVIEWS ALL DISCLOSURES AND DETERMINES WHETHER THERE ARE ACTUAL OR POTENTIAL CONFLICTS OF INTEREST. THE CHIEF COMPLIANCE OFFICER OR THE CHIEF COMPLIANCE OFFICER'S DESIGNEE INFORMS THE CHIEF LEGAL COUNSEL OF ANY ACTUAL OR POTENTIAL CONFLICTS OF INTEREST. THE CHIEF LEGAL COUNSEL ADVISES THE BOARD OF TRUSTEES AND OFFICERS OF THE CORPORATION ACCORDINGLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>BMC HEALTH SYSTEM, INC. IS A SUPPORTING ORGANIZATION OF BOTH BOSTON MEDICAL CENTER AND WELLSENSE HEALTH PLAN. ALL THREE ENTITIES SHARE THE SAME INDEPENDENT COMPENSATION COMMITTEE, FORMED OF INDIVIDUALS WHOSE COMPENSATION IS NOT IN ISSUE, THAT ESTABLISHES THE COMPENSATION OF THE PRESIDENT AND CEO AND APPROVES THE COMPENSATION OF SENIOR MANAGEMENT. THE BMC HEALTH SYSTEM, INC. COMMITTEE MEMBERS ARE NOT UNDER THE CONTROL OR DIRECTION OF ANY HEALTH SYSTEM, MEDICAL CENTER, OR HEALTH PLAN EXECUTIVE SEEKING COMPENSATION. INDIVIDUAL EXECUTIVE COMPENSATION IS SUPPORTED BY COMPARABLE DATA, WHICH INCLUDES COMPENSATION PAID FOR COMPARABLE POSITIONS BY SIMILARLY SITUATED ORGANIZATIONS (BOTH TAXABLE AND TAX-EXEMPT), INDEPENDENTLY COMPILED COMPENSATION SURVEYS, AND ACTUAL WRITTEN OFFERS FROM SIMILAR INSTITUTIONS COMPETING FOR THE SERVICES OF THE HEALTH SYSTEM EXECUTIVE. THE COMMITTEE MAY ALSO UTILIZE AN INDEPENDENT COMPENSATION CONSULTANT AS PART OF THE COMPENSATION-SETTING PROCESS. THE INDEPENDENT COMMITTEE'S ASSESSMENTS OF THESE CONSIDERATIONS ARE CONTAINED IN THE MINUTES OF THE COMMITTEE MEETINGS. THE REVIEW PROCESS INCLUDES, AND THE MINUTES INDICATE, DISCUSSIONS AND EVALUATIONS OF EACH EXECUTIVE'S PRIOR PERFORMANCE, QUALIFICATIONS, AND EXPERIENCE. THE EXECUTIVES ARE NOT PRESENT FOR THE INDEPENDENT COMMITTEE'S DISCUSSIONS OR THE COMMITTEE'S VOTE ON COMPENSATION. THE MINUTES REFLECT THE FACT THAT NO EXECUTIVE WAS PRESENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>BMC HEALTH SYSTEM, INC. DOES NOT MAKE ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, OR FINANCIAL STATEMENTS PUBLICLY AVAILABLE. HOWEVER, THE ARTICLES OF THE ORGANIZATION ARE AVAILABLE ON THE SECRETARY OF THE COMMONWEALTH'S WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>CLINICIAN SERVICES: PROGRAM SERVICE EXPENSES 3,881,528. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 3,881,528. DRUG EXPENSE: PROGRAM SERVICE EXPENSES 419. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 419. PURCHASED SERVICES: PROGRAM SERVICE EXPENSES 4,356,717. MANAGEMENT AND GENERAL EXPENSES 307,056. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 4,663,773. RECRUITING FEES: PROGRAM SERVICE EXPENSES 4,970,004. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 4,970,004. OUTSOURCED SERVICES: PROGRAM SERVICE EXPENSES 4,250. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 4,250. CONSULTING EXPENSE: PROGRAM SERVICE EXPENSES 19,550,402. MANAGEMENT AND GENERAL EXPENSES 2,105,607. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 21,656,009. HONORARIUM: PROGRAM SERVICE EXPENSES 2,950. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 2,950. OTHER SUPPORT SERVICES: PROGRAM SERVICE EXPENSES 30,577. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 30,577.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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          <BusinessNameLine1Txt>CLEARWAY HEALTH LLC</BusinessNameLine1Txt>
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          <AddressLine1Txt>ONE BOSTON MEDICAL CENTER PLACE</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
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          <ZIPCd>02118</ZIPCd>
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          <AddressLine1Txt>126 COLLEGE STREET</AddressLine1Txt>
          <CityNm>BURLINGTON</CityNm>
          <StateAbbreviationCd>VT</StateAbbreviationCd>
          <ZIPCd>05401</ZIPCd>
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        <EIN>201810549</EIN>
        <PrimaryActivitiesTxt>INSURANCE</PrimaryActivitiesTxt>
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        <PublicCharityStatusTxt>12 A-I</PublicCharityStatusTxt>
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          <BusinessNameLine1Txt>BOSTON MEDICAL CENTER HEALTH PLAN INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>529 MAIN STREET SUITE 500</AddressLine1Txt>
          <CityNm>CHARLESTOWN</CityNm>
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        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12 A-I</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>BOSTON UNIVERSITY AFFILIATED PHYSICIANS</BusinessNameLine1Txt>
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          <AddressLine1Txt>ONE BOSTON MEDICAL CENTER PL</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
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          <AddressLine1Txt>878 WEST BAY ROAD PO BOX 1159</AddressLine1Txt>
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      <IdRelatedOrgTxblCorpTrGrp>
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          <BusinessNameLine1Txt>CHARITABLE REMAINDER TRUST - MA (3)</BusinessNameLine1Txt>
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        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>1</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>1</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>