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        <ExplanationTxt>LIABILITY FOR UNCERTAIN TAX POSITIONS (ASC 740) FIN 48 FINANCIAL STATEMENT FOOTNOTE FROM CHILDREN'S NATIONAL MEDICAL CENTER (CHILDREN'S NATIONAL), OF WHICH CHILDREN'S NATIONAL RESEARCH INSTITUTE IS A SUBSIDIARY, IS AS FOLLOWS: CHILDREN'S NATIONAL EVALUATES UNCERTAIN TAX POSITIONS USING A TWO-STEP APPROACH FOR RECOGNIZING AND MEASURING TAX BENEFITS TAKEN OR EXPECTED TO BE TAKEN IN AN UNRELATED BUSINESS ACTIVITY TAX RETURN AND DISCLOSURES REGARDING UNCERTAINTIES IN TAX POSITIONS. THERE WAS NO IMPACT ON CHILDREN'S NATIONAL'S FINANCIAL STATEMENTS DURING THE YEARS ENDED JUNE 30, 2023 AND 2022 AS CHILDREN'S NATIONAL HAS NO UNCERTAIN TAX POSITIONS.</ExplanationTxt>
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        <PersonNm>YVES D'UDEKEM D'ACOZ MD</PersonNm>
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        <PersonNm>ROBERT KEATING MD</PersonNm>
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        <PersonNm>DAVID WESSEL MD</PersonNm>
        <TitleTxt>CHIEF MEDICAL OFFICER</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ALDWIN LINDSAY</PersonNm>
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        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
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        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>12797</NontaxableBenefitsRltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RAHUL SHAH MD</PersonNm>
        <TitleTxt>SVP, HOSPITAL-BASED SPECIALTIES</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>564976</CompensationBasedOnRltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MARY ANNE HILLIARD</PersonNm>
        <TitleTxt>BOARD SECRETARY</TitleTxt>
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      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MARK L BATSHAW MD</PersonNm>
        <TitleTxt>FORMER BOARD VICE CHAIRMAN TO 6/21</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>508148</CompensationBasedOnRltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>VITTORIO GALLO PHD</PersonNm>
        <TitleTxt>BOARD VICE CHAIRMAN</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 3:</FormAndLineReferenceDesc>
        <ExplanationTxt>RELATED ORGANIZATION CHILDREN'S NATIONAL RESEARCH INSTITUTE (CRI) RELIES ON ITS PARENT, CHILDREN'S NATIONAL MEDICAL CENTER (DBA CHILDREN'S NATIONAL), TO DETERMINE COMPENSATION FOR CRI'S PRESIDENT. CHILDREN'S NATIONAL USED AN EXECUTIVE COMPENSATION COMMITTEE, INDEPENDENT COMPENSATION CONSULTANT, COMPENSATION SURVEY OR STUDY, AND APPROVAL BY THE PEOPLE, CULTURE AND COMPENSATION COMMITTEE OF THE BOARD TO ESTABLISH COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4B:</FormAndLineReferenceDesc>
        <ExplanationTxt>SUPPLEMENTAL NONQUALIFIED RETIREMENT PLAN THE FOLLOWING INDIVIDUALS PARTICIPATED IN A SUPPLEMENTAL NON-QUALIFIED RETIREMENT PLAN. THE CONTRIBUTIONS TO THE SUPPLEMENTAL NON-QUALIFIED RETIREMENT PLAN ARE INCLUDED IN SCHEDULE J, PART II, COLUMN (C) AS PART OF DEFERRED COMPENSATION OR SCHEDULE J, PART II, COLUMN (B)(III) WHEN AMOUNTS ARE DEFERRED AND DISTRIBUTED IN THE SAME CALENDAR YEAR: KURT D. NEWMAN, MD $243,750 MARK L. BATSHAW, MD $204,067 ANTHONY SANDLER, MD $146,946 MARY ANNE HILLIARD $64,983 ADLWIN LINDSAY $96,393 VITTORIO GALLO, PHD $64,260 ROBERT KEATING, MD $90,378 DAVID WESSEL, MD $113,160 RAHUL SHAH, MD $84,003 ADDITIONALLY, THE FOLLOWING INDIVIDUALS RECEIVED DISTRIBUTIONS FROM THE PLAN THAT WERE DEFERRED ON A PREVIOUSLY FILED FORM 990 AND ARE INCLUDED IN SCHEDULE J, PART II, COLUMN (B)(III) AS TAXABLE WAGES IN THE CURRENT YEAR. ANTHONY SANDLER, MD $232,321 ROBERT KEATING, MD $268,002 ALDWIN LINDSAY $30,753 RAHUL SHAH, MD $184,589 MARY ANNE HILLIARD $100,469</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART V:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FILING ORGANIZATION HAS ENTERED "0" IN PART V, LINE 1A AND LINE 2A BECAUSE THE ORGANIZATION'S 1099 AND W-2 RETURNS ARE FILED BY AND UNDER THE NAME AND EIN OF CHILDREN'S HOSPITAL, INC., A RELATED ENTITY, UNDER A SHARED SERVICES AGREEMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS OR STOCKHOLDERS CHILDREN'S NATIONAL MEDICAL CENTER DBA CHILDREN'S NATIONAL IS THE SOLE MEMBER OF CHILDREN'S NATIONAL RESEARCH INSTITUTE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS OR STOCKHOLDERS THE SOLE MEMBER OF CHILDREN'S NATIONAL RESEARCH INSTITUTE HAS THE RIGHT TO ELECT DIRECTORS OF CHILDREN'S NATIONAL RESEARCH INSTITUTE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS OR STOCKHOLDERS THE ARTICLES AND BY-LAWS OF CHILDREN'S NATIONAL RESEARCH INSTITUTE DESCRIBE CERTAIN RIGHTS RESERVED TO THE SOLE MEMBER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 REVIEW PROCESS ONCE THE FORM 990 AND ALL SCHEDULES HAVE BEEN PREPARED BY THE ORGANIZATION'S PROFESSIONAL TAX SERVICES PROVIDER, THE RELEVANT COMMITTEES OF THE ORGANIZATION, ENTITY OPERATIONAL LEADERSHIP, AND FINANCE MANAGEMENT REVIEW APPLICABLE PORTIONS OF THE FORM 990. THE COMPLETED FORM 990 IS ALSO MADE AVAILABLE TO THE BOARD OF CHILDREN'S NATIONAL PRIOR TO FILING WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>CONFLICT OF INTEREST POLICY MONITORING &amp; ENFORCEMENT CHILDREN'S NATIONAL AND SUBSIDIARIES ASKS THAT EACH OFFICER, DIRECTOR, AND KEY EMPLOYEE COMPLETE A CONFLICT OF INTEREST FORM AT LEAST EVERY YEAR. IN ADDITION, EACH OFFICER, DIRECTOR, AND KEY EMPLOYEE IS INSTRUCTED TO AMEND THE CONFLICT OF INTEREST FORM IMMEDIATELY UPON A CHANGE IN STATUS OF ANY OF THE QUESTIONS ON THE FORM. THESE FORMS ARE REVIEWED ANNUALLY BY THE CHIEF LEGAL OFFICER AND CONFLICTS OF INTERESTS ARE NOTED. THE CHILDREN'S NATIONAL BOARD MAKES A DETERMINATION, BASED ON THE RECOMMENDATION OF THE CHIEF LEGAL OFFICER AS TO WHICH PERSONS SHOULD BE CONSIDERED "INTERESTED PARTIES" BASED ON THE CRITERIA SET FORTH IN THE BOARD'S GOVERNANCE POLICY. FORM 990, PART VI, LINES 13 AND 14: GOVERNING POLICIES CHILDREN'S NATIONAL RESEARCH INSTITUTE IS GOVERNED BY THE POLICIES OF ITS PARENT, CHILDREN'S NATIONAL. THESE POLICIES INCLUDE A WRITTEN WHISTLEBLOWER POLICY AND A WRITTEN DOCUMENT RETENTION AND DESTRUCTION POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR DETERMINING COMPENSATION CHILDREN'S NATIONAL RESEARCH INSTITUTE RELIES ON ITS PARENT, CHILDREN'S NATIONAL, TO DETERMINE COMPENSATION FOR CRI'S PRESIDENT. CHILDREN'S NATIONAL USED A COMPENSATION COMMITTEE, INDEPENDENT COMPENSATION CONSULTANT, COMPENSATION SURVEY OR STUDY, AND APPROVAL BY THE BOARD OR COMPENSATION COMMITTEE TO ESTABLISH COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>HOW DOCUMENTS ARE MADE AVAILABLE TO THE PUBLIC CHILDREN'S NATIONAL RESEARCH INSTITUTE MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, FINANCIAL STATEMENTS, AND FORM 990 AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>CONSULTANT FEES: PROGRAM SERVICE EXPENSES 1,946,118. MANAGEMENT AND GENERAL EXPENSES 39,422. TOTAL EXPENSES 1,985,540. MEDICAL PROFESSIONAL FEES: PROGRAM SERVICE EXPENSES 2,312,742. MANAGEMENT AND GENERAL EXPENSES 46,849. TOTAL EXPENSES 2,359,591. OTHER PURCHASES SERVICES: PROGRAM SERVICE EXPENSES 2,402,251. MANAGEMENT AND GENERAL EXPENSES 48,662. TOTAL EXPENSES 2,450,913. PURCHASED PERSONNEL: PROGRAM SERVICE EXPENSES 1,415,579. MANAGEMENT AND GENERAL EXPENSES 28,675. TOTAL EXPENSES 1,444,254. SUBCONTRACTOR SERVICES: PROGRAM SERVICE EXPENSES 12,017,866. MANAGEMENT AND GENERAL EXPENSES 243,444. TOTAL EXPENSES 12,261,310.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        <PublicCharityStatusTxt>LINE 12C, III-FI</PublicCharityStatusTxt>
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      <IdRelatedTaxExemptOrgGrp>
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          <BusinessNameLine1Txt>SAFE KIDS WORLDWIDE</BusinessNameLine1Txt>
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          <AddressLine1Txt>1255 23RD STREET NW SUITE 400</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20037</ZIPCd>
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        <EIN>521627574</EIN>
        <PrimaryActivitiesTxt>INJURY PRVNTN</PrimaryActivitiesTxt>
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          <BusinessNameLine1Txt>BRAINY CAMPS ASSOCIATION</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>271547370</EIN>
        <PrimaryActivitiesTxt>CHILD CAMPS</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 12A, I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>CH</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>CHILDREN'S SCHOOL SERVICES</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>814291601</EIN>
        <PrimaryActivitiesTxt>NURSING SVCS</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 12A, I</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>CNMC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>THE HSC FOUNDATION</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>521346603</EIN>
        <PrimaryActivitiesTxt>HEALTH CARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 12C, III-FI</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>CNMC</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>THE HOSPITAL FOR SICK CHILDREN</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>530204670</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>HSC FOUNDATION</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>HEALTH SVCS FOR CHILDREN W SPEC NEEDS</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>521862406</EIN>
        <PrimaryActivitiesTxt>HEALTHCARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>HSC FOUNDATION</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CHILDREN'S PEDIATRICIANS AND ASSOCIATES LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>522072589</EIN>
        <PrimaryActivitiesTxt>HEALTH CARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>5253 NMTC LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>832873855</EIN>
        <PrimaryActivitiesTxt>PROPERTY MANAGEMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>5253 HTC LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>833044006</EIN>
        <PrimaryActivitiesTxt>PROPERTY MANAGEMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>54 NMTC LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>833358685</EIN>
        <PrimaryActivitiesTxt>PROPERTY MANAGEMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>54 HTC LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>833385522</EIN>
        <PrimaryActivitiesTxt>PROPERTY MANAGEMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>0</GeneralOrManagingPartnerInd>
      </IdRelatedOrgTxblPartnershipGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CHILDREN'S NATIONAL HEALTH NETWORK</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>521996521</EIN>
        <PrimaryActivitiesTxt>HEALTH CARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BEARACUDA RE</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <ForeignAddress>
          <AddressLine1Txt>PO BOX 69</AddressLine1Txt>
          <CityNm>GRAND CAYMAN</CityNm>
          <CountryCd>CJ</CountryCd>
          <ForeignPostalCd>KY1-1102</ForeignPostalCd>
        </ForeignAddress>
        <PrimaryActivitiesTxt>REINSURANCE</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>CJ</LegalDomicileForeignCountryCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>PEDIATRIC HEALTH NETWORK INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>12211 PLUM ORCHARD DR STE 102</AddressLine1Txt>
          <CityNm>SILVER SPRING</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>20904</ZIPCd>
        </USAddress>
        <EIN>833415276</EIN>
        <PrimaryActivitiesTxt>HEALTH CARE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BUILDING 5253 MANAGING MEMBER LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>832801690</EIN>
        <PrimaryActivitiesTxt>PROPERTY MANAGEMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BUILDING 54 MANAGING MEMBER LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>111 MICHIGAN AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20010</ZIPCd>
        </USAddress>
        <EIN>833272918</EIN>
        <PrimaryActivitiesTxt>PROPERTY MANAGEMENT</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DC</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>1</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>0</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>1</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>1</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
