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      <TravelEntrtnmntPublicOfficials>
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      <FSAudited>true</FSAudited>
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      <ContributionByRelatedParty>false</ContributionByRelatedParty>
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      <Equipment />
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        <ReturnReference>PART XI, LINE 8:</ReturnReference>
        <Explanation>TRANSFER OF ASSETS FROM CHAGRIN REALITY, INC., LEONARD C. ROSENBERG RENAL RESEARCH FOUNDATION'S SECTION 501(C)(2) SUBSIDIARY: $1,460,000; TRANSFER OF ASSETS TO COMMUNITY DIALYSIS CENTER, LEONARD C. ROSENBERG RENAL RESEARCH FOUNDATION'S SECTION 501(C)(3) SOLE MEMBER: ($997,493); TOTAL: $462,507</Explanation>
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        <Explanation>THE FOLLOWING FOOTNOTE IS INCLUDED IN THE COMBINED FINANCIAL STATEMENTS AND REFERS TO ALL ENTITIES INCLUDED IN THAT COMBINED REPORT AS "THE FOUNDATION": The Foundation is a charitable corporation engaged in various research and other projects. Community Dialysis Center ("CDC"), as sole member, established the Foundation in July 1991. The Foundation is tax exempt under Section 501(c)(3) of the Internal Revenue Code. The Foundation is sole member of MOTTEP, a charitable supporting organization engaged in educating the community on the benefits of organ donation. MOTTEP is tax exempt under Section 501(c)(3) of the Internal Revenue Code. The Foundation is also sole member of Chagrin, a real estate holding company organized to hold property on behalf of the Foundation. Chagrin is tax exempt under Section 501(c)(2) of the Internal Revenue Code. The Foundation does not have any significant unrecognized tax benefits as of December 31, 2011. The Foundation's income tax years from 2008 and thereafter remain subject to examination by the Internal Revenue Service.</Explanation>
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    </IRS990ScheduleD>
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        </RecipientNameBusiness>
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          <AddressLine1>18720 CHAGRIN BLVD</AddressLine1>
          <City>SHAKER HTS</City>
          <State>OH</State>
          <ZIPCode>44122</ZIPCode>
        </AddressUS>
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      </RecipientTable>
      <RecipientTable>
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          <BusinessNameLine1>CASE WESTERN RESERVE UNIVERSITY</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
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          <City>CLEVELAND</City>
          <State>OH</State>
          <ZIPCode>44106</ZIPCode>
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      <RecipientTable>
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          <BusinessNameLine1>KIDNEY FOUNDATION OF OHIO</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>2831 PROSPECT AVENUE</AddressLine1>
          <City>CLEVELAND</City>
          <State>OH</State>
          <ZIPCode>44115</ZIPCode>
        </AddressUS>
        <EINOfRecipient>340827748</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>22425</AmountOfCashGrant>
        <PurposeOfGrant>EMERGENCY INSURANCE PREMIUM PAYMENT PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>AMERICAN KIDNEY FUND INC</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>6110 EXECUTIVE BLVD1010</AddressLine1>
          <City>ROCKVILLE</City>
          <State>MD</State>
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        </AddressUS>
        <EINOfRecipient>237124261</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>30000</AmountOfCashGrant>
        <PurposeOfGrant>HEALTH INSURANCE PREMIUM FUNDING</PurposeOfGrant>
      </RecipientTable>
      <TotalNbrOf501C3AndGovtGrants>4</TotalNbrOf501C3AndGovtGrants>
      <Form990ScheduleIPartIV>
        <Identifier>MONITORING USE OF GRANT FUNDS,</Identifier>
        <ReturnReference>PART I, LINE 2:</ReturnReference>
        <Explanation>THE FOUNDATION MONITORS THE USE OF GRANT FUNDS BY OBTAINING PERIODIC REPORTS FROM GRANT RECIPIENTS.</Explanation>
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    </IRS990ScheduleI>
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      <IndependentConsultant>X</IndependentConsultant>
      <WrittenEmploymentContract>X</WrittenEmploymentContract>
      <CompensationSurvey>X</CompensationSurvey>
      <BoardOrCommitteeApproval>X</BoardOrCommitteeApproval>
      <SeverancePayment>false</SeverancePayment>
      <SupplementalNonqualRetirePlan>true</SupplementalNonqualRetirePlan>
      <EquityBasedCompArrangement>false</EquityBasedCompArrangement>
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        <BonusFilingOrg>0</BonusFilingOrg>
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        <Explanation>DIANE WISH PARTICIPATES IN A SECTION 457(B) NONQUALIFIED DEFERRED COMPENSATION PLAN SPONSORED BY A RELATED ORGANIZATION. FOR 2011, SHE CONTRIBUTED $16,500 TO THE PLAN.</Explanation>
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    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <GeneralExplanation>
        <Identifier>DELEGATION OF CERTAIN MANAGEMENT DUTIES,</Identifier>
        <ReturnReference>FORM 990, PART VI, LINE 3:</ReturnReference>
        <Explanation>THE LEONARD C. ROSENBERG RENAL RESEARCH FOUNDATION ("ROSENBERG") DELEGATED CERTAIN DUTIES TO THE CENTERS FOR DIALYSIS CARE, INC., A WHOLLY OWNED SUBSIDIARY OF ROSENBERG'S SOLE MEMBER, COMMUNITY DIALYSIS CENTER. THE CENTERS FOR DIALYSIS CARE, INC. PROVIDES FINANCIAL RECORD KEEPING SERVICES AS WELL AS THE PREPARATION OF FINANCIAL STATEMENTS FOR ROSENBERG. THE CHARGES FOR THESE SERVICES ARE BELOW MARKET VALUE.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>MEMBER OF THE CORPORATION,</Identifier>
        <ReturnReference>FORM 990, PART VI, LINE 6:</ReturnReference>
        <Explanation>THE SOLE MEMBER OF THE ORGANIZATION IS COMMUNITY DIALYSIS CENTER, A SECTION 501(C)(3) ENTITY.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>MEMBER'S POWER TO ELECT BOARD MEMBERS,</Identifier>
        <ReturnReference>FORM 990, PART VI, LINE 7A:</ReturnReference>
        <Explanation>AS THE SOLE MEMBER, COMMUNITY DIALYSIS CENTER HAS THE POWER TO APPOINT ALL BOARD MEMBERS OF THE LEONARD C. ROSENBERG RENAL RESEARCH FOUNDATION.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>DECISION APPROVAL BY THE MEMBER,</Identifier>
        <ReturnReference>FORM 990, PART VI, LINE 7B:</ReturnReference>
        <Explanation>AS THE SOLE MEMBER, COMMUNITY DIALYSIS CENTER HAS THE RIGHT OF APPROVAL OVER CERTAIN MAJOR DECISIONS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>FORM 990 REVIEW,</Identifier>
        <ReturnReference>FORM 990, PART VI, LINE 11B:</ReturnReference>
        <Explanation>FORM 990 IS REVIEWED BY THE CEO AND CFO. IT IS THEN REVIEWED WITH THE FINANCE COMMITTEE OF THE BOARD OF DIRECTORS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>MONITORING AND ENFORCEMENT OF CONFLICT POLICY,</Identifier>
        <ReturnReference>FORM 990, PART VI, LINE 12C:</ReturnReference>
        <Explanation>THE MONITORING AND ENFORCEMENT OF THE CONFLICT OF INTEREST POLICY IS OVERSEEN BY THE GOVERNANCE COMMITTEE OF THE BOARD. WHEN A CONFLICT ARISES, THE INDIVIDUAL IS NOT PERMITTED TO VOTE OR PARTICIPATE IN THE DISCUSSION OF THE TRANSACTION. PERSONS THAT ARE INDEPENDENT OF THE INDIVIDUAL WITH THE CONFLICT MAKE THE DECISION ABOUT THE TRANSACTION. THE DELIBERATIONS AND DECISION ARE DOCUMENTED IN THE MINUTES OF THE BOARD.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
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        <ReturnReference>FORM 990, PART VI, LINE 19:</ReturnReference>
        <Explanation>THE FOUNDATION'S FINANCIAL STATEMENTS, CONFLICT POLICY AND GOVERNING DOCUMENTS ARE AVAILABLE UPON REQUEST.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
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        <Explanation>ALTHOUGH NOT COMPENSATED BY THE LEONARD C. ROSENBERG RENAL RESEARCH FOUNDATION ("ROSENBERG"), THE EXECUTIVE STAFF OF COMMUNITY DIALYSIS CENTER ("CDC"), THE SOLE MEMBER OF ROSENBERG, HAS THEIR COMPENSATION REVIEWED AND APPROVED BY THE COMPENSATION COMMITTEE OF CDC. PERIODICALLY, CDC'S COMPENSATION COMMITTEE REVIEWS COMPARABLE COMPENSATION DATA FROM OUTSIDE SOURCES, AND THE DATA IS USED IN DETERMINING THE COMPENSATION OF THE EXECUTIVE STAFF. THE MEMBERS OF CDC'S COMPENSATION COMMITTEE ARE INDEPENDENT OF THE EXECUTIVE STAFF.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>OTHER CHANGES IN NET ASSETS,</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 5:</ReturnReference>
        <Explanation>UNREALIZED LOSS ON INVESTMENTS: ($2,630,868); TRANSFER OF ASSETS FROM CHAGRIN REALITY, INC., LEONARD C. ROSENBERG RENAL RESEARCH FOUNDATION'S SECTION 501(C)(2) SUBSIDIARY: $1,460,000; TRANSFER OF ASSETS TO COMMUNITY DIALYSIS CENTER, LEONARD C. ROSENBERG RENAL RESEARCH FOUNDATION'S SECTION 501(C)(3) SOLE MEMBER: ($997,493); TOTAL: ($2,168,361).</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>HOURS DEVOTED FOR RELATED ORGANIZATION</Identifier>
        <ReturnReference>FORM 990 PART VII</ReturnReference>
        <Explanation>NAME:DIANE WISH TITLE:CHIEF EXECUTIVE OFFICER, CHAIR HOURS:40</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>HOURS DEVOTED FOR RELATED ORGANIZATION</Identifier>
        <ReturnReference>FORM 990 PART VII</ReturnReference>
        <Explanation>NAME:Patrick Patton TITLE:Chief Financial Officer HOURS:40</Explanation>
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          <City>SHAKER HTS</City>
          <State>OH</State>
          <ZIPCode>44122</ZIPCode>
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          <City>SHAKER HTS</City>
          <State>OH</State>
          <ZIPCode>44122</ZIPCode>
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        <EIN>341898396</EIN>
        <PrimaryActivities>TITLE HOLDING</PrimaryActivities>
        <LegalDomicileState>OH</LegalDomicileState>
        <ExemptCodeSection>501(C)(2)</ExemptCodeSection>
        <PublicCharityStatus>N/A</PublicCharityStatus>
        <DirectControllingEntityName>
          <BusinessNameLine1>ROSENBERG</BusinessNameLine1>
        </DirectControllingEntityName>
        <ControlledOrg>true</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>CDC PHYSICIANS ORGANIZATION INC</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>18720 CHAGRIN BLVD</AddressLine1>
          <City>SHAKER HTS</City>
          <State>OH</State>
          <ZIPCode>44122</ZIPCode>
        </AddressUS>
        <EIN>341961936</EIN>
        <PrimaryActivities>MED.SVCS.</PrimaryActivities>
        <LegalDomicileState>OH</LegalDomicileState>
        <ExemptCodeSection>501(C)(3)</ExemptCodeSection>
        <PublicCharityStatus>11-TYPE I</PublicCharityStatus>
        <DirectControllingEntityName>
          <BusinessNameLine1>NA</BusinessNameLine1>
        </DirectControllingEntityName>
        <ControlledOrg>false</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CENTERS FOR DIALYSIS CARE INC</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>18720 CHAGRIN BLVD</AddressLine1>
          <City>SHAKER HTS</City>
          <State>OH</State>
          <ZIPCode>44122</ZIPCode>
        </AddressUS>
        <EIN>341846647</EIN>
        <PrimaryActivity>MGMT. SVCS</PrimaryActivity>
        <LegalDomicileState>OH</LegalDomicileState>
        <DirectControllingEntityName>
          <BusinessNameLine1>NA</BusinessNameLine1>
        </DirectControllingEntityName>
        <TypeOfEntity>C CORP</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <ReceiptOfIntAnnRentsRoyalties>false</ReceiptOfIntAnnRentsRoyalties>
      <GiftGrantOrCapContrToOtherOrg>true</GiftGrantOrCapContrToOtherOrg>
      <GiftGrantOrCapContrFrOtherOrg>false</GiftGrantOrCapContrFrOtherOrg>
      <LoansOrGuaranteesToOtherOrg>false</LoansOrGuaranteesToOtherOrg>
      <LoansOrGuaranteesFromOtherOrg>false</LoansOrGuaranteesFromOtherOrg>
      <SaleOfAssetsToOtherOrg>false</SaleOfAssetsToOtherOrg>
      <PurchaseOfAssetsFromOtherOrg>false</PurchaseOfAssetsFromOtherOrg>
      <ExchangeOfAssets>false</ExchangeOfAssets>
      <RentalOfFacilitiesToOtherOrgs>false</RentalOfFacilitiesToOtherOrgs>
      <RentalOfFacilitiesFrOtherOrgs>false</RentalOfFacilitiesFrOtherOrgs>
      <PerformOfServicesForOtherOrgs>true</PerformOfServicesForOtherOrgs>
      <PerformOfServicesByOtherOrgs>true</PerformOfServicesByOtherOrgs>
      <SharingOfFacilities>false</SharingOfFacilities>
      <ReimbursementPaidToOtherOrg>false</ReimbursementPaidToOtherOrg>
      <ReimbursementPaidByOtherOrg>false</ReimbursementPaidByOtherOrg>
      <OtherTransferToOtherOrg>false</OtherTransferToOtherOrg>
      <OtherTransferFromOtherOrg>true</OtherTransferFromOtherOrg>
      <TransactionsRelatedOrgsTable>
        <NameOfOtherOrganization>
          <BusinessNameLine1>MINORGAN&amp;TISSUE TRANSPROGRAM</BusinessNameLine1>
        </NameOfOtherOrganization>
        <TransactionType>B</TransactionType>
        <AmountInvolved>57500</AmountInvolved>
        <MethodOfAmtDetermination>FMV</MethodOfAmtDetermination>
      </TransactionsRelatedOrgsTable>
      <TransactionsRelatedOrgsTable>
        <NameOfOtherOrganization>
          <BusinessNameLine1>CHAGRIN REALTY INC</BusinessNameLine1>
        </NameOfOtherOrganization>
        <TransactionType>R</TransactionType>
        <AmountInvolved>1460000</AmountInvolved>
        <MethodOfAmtDetermination>FMV</MethodOfAmtDetermination>
      </TransactionsRelatedOrgsTable>
    </IRS990ScheduleR>
  </ReturnData>
</Return>