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      <CYMinus4YrEndwmtFundGrp />
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      <OtherLiabilitiesOrgGrp>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>MANAGEMENT HAS EVALUATED THEIR INCOME TAX POSITIONS UNDER THE GUIDANCE INCLUDED IN ASC 740. BASED ON THEIR REVIEW, MANAGEMENT HAS NOT IDENTITFIED ANY MATERIAL UNCERTAIN TAX POSITIONS TO BE RECORDED OR DISCLOSED IN THE FINANCIAL STATEMENTS.</ExplanationTxt>
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      <SupplementalInformationDetail>
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      <SupplementalInformationDetail>
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    <IRS990ScheduleI documentId="IRS990ScheduleI">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
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        <USAddress>
          <AddressLine1Txt>1 Heroes Way</AddressLine1Txt>
          <AddressLine2Txt>Riverhead</AddressLine2Txt>
          <CityNm>New York</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
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        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I DESCRIPTION OF PROCEDURE FOR MONITORING USE OF FUNDS</FormAndLineReferenceDesc>
        <ExplanationTxt>THIS GRANT WAS BETWEEN RELATED ORGANIZATIONS AND ALL SUCH TRANSACTIONS ARE CLOSELY MONITORED BY THE BOARD OF DIRECTORS TO ENSURE COMPLIANCE WITH THE GRANT PURPOSE.</ExplanationTxt>
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        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>772348</TotalCompensationRltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Andrew Mitchell</PersonNm>
        <TitleTxt>President (THROUGH 6/30/2022)</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>469018</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>196907</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>717460</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>33550</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>27909</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>1444844</TotalCompensationRltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CEO AND CFO OF CENTRAL SUFFOLK HOSPITAL (CSH), A RELATED ORGANIZATION, REVIEW THE 990. A COPY OF THE 990 IS ALSO PROVIDED TO THE BOARD OF DIRECTORS FOR REVIEW. THE BOARD REVIEWS THE DOCUMENT AND REACHES OUT TO CSH SHOULD THEY HAVE ANY QUESTIONS. IF NO QUESTIONS ARE RAISED THE 990 IS SUBMITTED FOR FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION FOLLOWS CSH'S CONFLICT OF INTEREST POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 , PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>CSH UTILIZES SALARY SURVEYS AND REVIEWS THEM WITH THE COMPENSATION COMMITTEE OF THE BOARD OF DIRECTORS. THE PROCESS WAS LAST PERFORMED IN MARCH 2022 AND SUBSEQUENTLY IN MARCH 2023.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THESE DOCUMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="IRS990ScheduleR">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>CENTRAL SUFFOLK HOSPITAL DBA PECONIC BAY</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1 HEROES WAY</AddressLine1Txt>
          <CityNm>RIVERHEAD</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11901</ZIPCd>
        </USAddress>
        <EIN>111661359</EIN>
        <PrimaryActivitiesTxt>HOSPITAL CARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501 (C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NORTHWELL</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>true</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>true</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>true</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>true</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>true</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>true</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
