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      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>388978</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>170904</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>204460</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>215865</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>162682</CurrentTaxYearAmt>
        <TotalAmt>1142889</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>388978</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>170904</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>204460</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>215865</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>162682</CurrentTaxYearAmt>
        <TotalAmt>1142889</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>275610</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>867279</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>26</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>43</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>141</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>29</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>10</CurrentTaxYearAmt>
        <TotalAmt>249</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>1143138</TotalSupportAmt>
      <PublicSupportCY170Pct>0.75870</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.83160</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>1440</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1344</DepreciationAmt>
        <BookValueAmt>96</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>96</TotalBookValueLandBuildingsAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>COLUMBIA UNIVERSITY IRVING MEDICAL CENTER</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>516 WEST 168TH STREET</AddressLine1Txt>
          <CityNm>NEW YORK</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>10032</ZIPCd>
        </USAddress>
        <RecipientEIN>135598093</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>17620</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>MEDICAL RESEARCH</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>1</Total501c3OrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAINTAINS RECORDS TO SUBSTANTIATE THE AMOUNT OF THE GRANTS, THE GRANTEES' ELIGIBILITY FOR THE GRANTS, AND THE SELECTION CRITERIA USED TO AWARD THE GRANTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE DIRECTOR REVIEWS THE FORM 990 PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH DIRECTOR, PRINCIPAL OFFICER AND MEMBER OF A COMMITTEE WITH GOVERNING BOARD DELEGATED POWERS SHALL ANNUALLY SIGN A STATEMENT WHICH AFFIRMS SUCH PERSON HAS RECEIVED A COPY OF THE CONFLICT OF INTEREST POLICY, HAS READ AND UNDERSTANDS THE POLICY, HAS AGREED TO COMPLY WITH THE POLICY, AND UNDERSTANDS THAT THE ORGANIZATION IS CHARITABLE AND THAT IN ORDER TO MAINTAIN ITS FEDERAL TAX EXEMPTION IT MUST ENGAGE PRIMARILY IN ACTIVITIES WHICH ACCOMPLISH ONE OR MORE OF ITS TAX-EXEMPT PURPOSES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION OF THE EXECUTIVE DIRECTOR IS REVIEWED AND APPROVED BY THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 18</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S FORM 1023 AND 990 ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>TO ADJUST BEGINNING NET ASSETS TO MATCH COMPILED FINANCIAL STATEMENTS 100.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>