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        <PersonNm>MICHAEL J BUONGIORNO</PersonNm>
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        <PersonNm>BRIAN T CORBETT ESQ</PersonNm>
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        <PersonNm>EILEEN CARR</PersonNm>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, SCHEDULE J, PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>NONQUALIFIED RETIREMENT PLAN: THE PRESIDENT AND TREASURER ("PARTICIPANTS") PARTICIPATE IN A NONQUALIFIED RETIREMENT PLAN. MAIN LINE HOSPITALS, INC. PROVIDES SUPPLEMENTAL RETIREMENT BENEFITS THROUGH A FUNDING ARRANGEMENT KNOWN AS A COLLATERAL ASSIGNMENT SPLIT DOLLAR POLICY. THE PLAN PROVIDES THAT THE SYSTEM WILL PAY PREMIUM PAYMENTS ON A LIFE INSURANCE POLICY FOR EACH OF THE PARTICIPANTS. DURING THE PARTICIPANTS' LIFE, TO THE EXTENT SERVICE AND VESTING REQUIREMENTS ARE FULFILLED, THE PARTICIPANT CAN BORROW AGAINST VALUES IN THE POLICY TO SUPPLEMENT RETIREMENT INCOME. IT IS REASONABLE TO BELIEVE THAT THE LOAN IS PAID IN FULL UPON THE DEATH OF THE PARTICIPANT. FORGIVEN INTEREST INCLUDED IN PARTICIPANTS' EARNINGS ARE: PRESIDENT $41,370 EVP-FINANCE/TREASURER (MICHAEL BUONGIORNO) $12,369 SERP DISCLOSURE: MAIN LINE HEALTH, INC. ("MLH") AND ITS AFFILIATES PROVIDED SUPPLEMENTAL RETIREMENT BENEFITS THROUGH ESTABLISHED SUPPLEMENTAL EXECUTIVE RETIREMENT PLANS ("SERP") TO SELECT MEMBERS OF SENIOR LEADERSHIP IN FY24. SERP BENEFITS FUNDED BY MLH ARE SUBJECT TO VESTING AND EMPLOYMENT DATE REQUIREMENTS AND ARE PAID OUT AT THE CONCLUSION OF A PREDETERMINED PERFORMANCE PERIOD. A PERFORMANCE PERIOD IS A TIMEFRAME OF AT LEAST TWELVE MONTHS THAT MAY COVER VARYING LENGTHS OF TIME FOR EACH INDIVIDUAL EMPLOYEE. BENEFITS FOR PARTICIPANTS VESTED IN A PLAN WERE REPORTED IN SCHEDULE J, PART II, COLUMN (B) (III) AND BENEFITS FOR PARTICIPANTS NOT YET VESTED IN A PLAN WERE REPORTED IN SCHEDULE J, PART II, COLUMN (C).</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, SCHEDULE J, PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION OF THE CEO, EVP &amp; CHIEF FINANCIAL OFFICER, HOSPITAL PRESIDENTS, AND OTHER SENIOR EXECUTIVES DID INCLUDE A NON-FIXED COMPONENT PAYMENT OF COMPENSATION BASED UPON PRE-ESTABLISHED QUALITY, PATIENT SAFETY, AND FINANCIAL TARGETS ESTABLISHED AT THE BEGINNING OF THE FISCAL YEAR. THE HUMAN RESOURCES AND COMPENSATION COMMITTEE OF THE MAIN LINE HEALTH BOARD IS RESPONSIBLE FOR EVALUATING AND DETERMINING THE APPROPRIATENESS OF THE TARGETS. AFTER REVIEW AND DELIBERATION, THE COMMITTEE DOCUMENTS ITS DECISIONS AND REPORTS TO THE FULL BOARD OF GOVERNORS WHO REVIEW THE COMPENSATION DECISIONS. PAYMENTS ARE MADE TO THE APPROPRIATE INDIVIDUALS BY THE ORGANIZATION WITHIN WHICH THOSE INDIVIDUALS RESIDE FOR PAYROLL REPORTING PURPOSES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION A, LINES 6, 7A, AND 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>AS PER THE ARTICLES OF INCORPORATION, THE SOLE MEMBER OF MAIN LINE DIVERSIFIED SERVICES IS MAIN LINE HEALTH, INC., A PA NONPROFIT CORPORATION. AS SOLE MEMBER, MAIN LINE HEALTH, INC. HOLDS CERTAIN POWERS OF ELECTION AND APPROVAL IN CONNECTION WITH THE GOVERNING BODY OF MAIN LINE DIVERSIFIED SERVICES. THESE POWERS ARE PRESENTED IN DETAIL IN THE COMPANY'S GOVERNING DOCUMENTS WHICH THE COMPANY MAKES AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS PREPARED IN CONJUNCTION WITH PWC US TAX LLP AND REVIEWED INTERNALLY BY MANAGEMENT. IT IS THEN SENT TO THE BOARD OF TRUSTEES FOR THEIR REVIEW. THE FORM 990 IS REVIEWED AT A MEETING OF THE BOARD OF TRUSTEES PRIOR TO FILING.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUAL CONFLICTS OF INTEREST STATEMENTS ARE REQUIRED TO BE COMPLETED BY ALL TRUSTEES, OFFICERS, DIRECTORS, AND OTHER INTERESTED PERSONS. ANY CONFLICT ARISING ARE REFERRED TO THE LEGAL DEPARTMENT FOR RESOLUTION. IF DEEMED NECESSARY OR ADVISABLE, CONFLICTS MAY BE REFERRED TO THE FULL BOARD FOR RESOLUTION.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PROCESS FOR DETERMINING THE COMPENSATION PAID TO THE CEO, TOP MANAGEMENT OFFICIALS AND KEY PERSONNEL OF THE ORGANIZATION IS AS FOLLOWS:THE HUMAN RESOURCES AND COMPENSATION COMMITTEE OF THE MAIN LINE HEALTH BOARD, USING THE SERVICES OF AN INDEPENDENT EXECUTIVE COMPENSATION CONSULTING FIRM AND BOTH NATIONAL AND REGIONAL HEALTHCARE DELIVERY MARKET COMPARABLE COMPENSATION DATA, IS RESPONSIBLE FOR THE EVALUATION AND DETERMINATION OF SENIOR EXECUTIVE BENEFITS AND COMPENSATION FOR THE CEO, EVP AND CHIEF FINANCIAL OFFICER, HOSPITAL PRESIDENTS, AND SENIOR VICE PRESIDENTS. AFTER REVIEW AND DELIBERATION, THE COMMITTEE DOCUMENTS ITS COMPENSATION DECISIONS AND REPORTS TO THE FULL MAIN LINE HEALTH BOARD OF GOVERNORS. THE COMPENSATION PAID TO KEY PERSONNEL OF MAIN LINE HEALTH SYSTEM AND AFFILIATES IS SIMILARLY DETERMINED USING MARKET SURVEY DATA REPRESENTING COMPARABLE POSITIONS IN SIMILAR ORGANIZATIONS AS PROVIDED BY INDEPENDENT CONSULTING FIRMS. COMPENSATION RECOMMENDATIONS AT THIS LEVEL ARE REVIEWED AND RECOMMENDED BY MLH COMPENSATION FUNCTION TO MEMBERS OF SENIOR MANAGEMENT.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE UPON REQUEST.</ExplanationTxt>
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        <FormAndLineReferenceDesc>PART VII, SECTION A, COLUMN B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE OFFICERS DEVOTE THEIR TIME TO ALL OF THE ORGANIZATIONS WITHIN MAIN LINE HEALTH SYSTEM AND, AS SUCH, THE TOTAL HOURS WORKED BY THE OFFICERS, ACROSS ALL OF THE ORGANIZATIONS, CUMULATIVELY REPRESENT THEIR FULL-TIME EMPLOYMENT STATUS.</ExplanationTxt>
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          <BusinessNameLine1Txt>MOUNTAIN LAUREL RISK RETENTION GROUP</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>240 N Radnor Chester Road</AddressLine1Txt>
          <CityNm>Radnor</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19087</ZIPCd>
        </USAddress>
        <EIN>141868175</EIN>
        <PrimaryActivitiesTxt>INSURANCE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>VT</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <EntityTypeTxt>C CORPORATION</EntityTypeTxt>
        <ShareOfTotalIncomeAmt>0</ShareOfTotalIncomeAmt>
        <ShareOfEOYAssetsAmt>0</ShareOfEOYAssetsAmt>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>RIDDLE HEALTH NETWORK LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>1068 W BALTIMORE PIKE</AddressLine1Txt>
          <CityNm>MEDIA</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19063</ZIPCd>
        </USAddress>
        <EIN>232975542</EIN>
        <PrimaryActivitiesTxt>INACTIVE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>PA</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <EntityTypeTxt>C CORPORATION</EntityTypeTxt>
        <ShareOfTotalIncomeAmt>0</ShareOfTotalIncomeAmt>
        <ShareOfEOYAssetsAmt>0</ShareOfEOYAssetsAmt>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>