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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN BETTY FORD IN CHICAGO MAINTAINS A SMALL COLLECTION OF ARTWORK HELD FOR PUBLIC EXHIBITION IN FURTHERANCE OF PATIENT SERVICE PURPOSES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>IN ACCOUNTING FOR UNCERTAIN TAX POSITIONS, HAZELDEN CHICAGO RECOGNIZES THE TAX BENEFIT FROM AN UNCERTAIN TAX POSITION ONLY IF IT IS MORE LIKELY THAN NOT THAT THE TAX POSITION WILL BE SUSTAINED ON EXAMINATION BY TAXING AUTHORITIES, BASED ON THE TECHNICAL MERIT OF THE POSITION. EXAMPLES OF TAX POSITIONS INCLUDE THE TAX-EXEMPT STATUS OF HAZELDEN CHICAGO AND VARIOUS TAX POSITIONS RELATED TO THE POTENTIAL SOURCES OF UNRELATED BUSINESS TAXABLE INCOME. HAZELDEN CHICAGO HAD NO UNCERTAIN TAX POSITIONS AS OF DECEMBER 31, 2024 AND 2023.</ExplanationTxt>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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        <PersonNm>LAUREN FISH</PersonNm>
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        <ExplanationTxt>HAZELDEN BETTY FORD IN CHICAGO RELIES ON A RELATED PARTY, HAZELDEN BETTY FORD FOUNDATION, TO DETERMINE THE COMPENSATION OF THE PRESIDENT AND CEO. HAZELDEN BETTY FORD FOUNDATION USES ONE OR MORE OF THE METHODS ON PART I, LINE 3 TO DETERMINE COMPENSATION FOR THE CEO.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 1B:</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS ARE EMPLOYEES OF HAZELDEN BETTY FORD FOUNDATION AND THEREFORE ARE NOT INDEPENDENT. HOWEVER, THE HAZELDEN BETTY FORD FOUNDATION BOARD OF TRUSTEES IS COMPRISED OF ONLY INDEPENDENT BOARD MEMBERS AND THE BOARD APPOINTS THE MEMBERS OF THE CHICAGO BOARD AND PROVIDES OVERSIGHT OF THEIR ACTIVITIES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN BETTY FORD FOUNDATION IS THE SOLE MEMBER OF HAZELDEN CHICAGO.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>AS THE SOLE MEMBER, HAZELDEN BETTY FORD FOUNDATION WILL ELECT ALL MEMBERS OF THE GOVERNING BODY OF HAZELDEN CHICAGO.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 8B</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN CHICAGO HAS NO COMMITTEE THAT HAS AUTHORITY TO ACT ON BEHALF OF ITS BOARD OF TRUSTEES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN CHICAGO SENT ITS FORM 990 VIA EMAIL TO BOARD MEMBERS FOR REVIEW AND QUESTIONS PRIOR TO FILING.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN BETTY FORD FOUNDATION, THE SOLE MEMBER OF HAZELDEN CHICAGO, MONITORS AND ENFORCES COMPLIANCE WITH THE CONFLICT OF INTEREST POLICY. IF A BOARD MEMBER DOES DISCLOSE A POTENTIAL CONFLICT, THAT PERSON EXCUSES HIM OR HERSELF FROM VOTING ON A PARTICULAR ISSUE. ALL BOARD MEMBERS SIGN AN ANNUAL CONFLICT OF INTEREST DISCLOSURE FORM.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN BETTY FORD HAS AN ESTABLISHED PROCESS FOR DETERMINING THE COMPENSATION OF THE PRESIDENT AND CEO, OTHER OFFICERS AND KEY EMPLOYEES. THE HAZELDEN BETTY FORD FOUNDATION BY-LAWS DELEGATE RESPONSIBILITY FOR DETERMINING COMPENSATION FOR THE PRESIDENT AND CEO, OTHER OFFICERS AND KEY EMPLOYEES TO THE EXECUTIVE COMMITTEE OF THE BOARD OF TRUSTEES. THE EXECUTIVE COMMITTEE APPROVES, AS NECESSARY, THE COMPENSATION PHILOSOPHY FOR HAZELDEN BETTY FORD FOUNDATION. HAZELDEN BETTY FORD HAS ESTABLISHED A COMPENSATION PROCESS FOR EXECUTIVES THAT PROVIDES HAZELDEN BETTY FORD WITH A REBUTTABLE PRESUMPTION OF REASONABLENESS AS DEFINED UNDER INTERMEDIATE SANCTION REGULATIONS--EXCESS BENEFIT TRANSACTIONS, IRS SECTION 4958. EACH YEAR THE BOARD MEMBERS COMPLETE A CONFLICT OF INTEREST DISCLOSURE. THE DOCUMENTS ARE REVIEWED BY HAZELDEN BETTY FORD'S GENERAL COUNSEL AND IF A BOARD MEMBER HAS A CONFLICT OF INTEREST THEY ARE NOT INVOLVED IN ANY COMPENSATION DECISIONS. THE EXECUTIVE COMMITTEE IN PARTNERSHIP WITH HUMAN RESOURCES, ENGAGES THE USE OF AN OUTSIDE INDEPENDENT COMPENSATION CONSULTANT TO IDENTIFY COMPARABLE MARKET DATA FOR COMPARABLE POSITIONS FOR THE PRESIDENT AND CEO AND OTHER DISQUALIFIED INDIVIDUALS CONSISTENT WITH THE APPROVED COMPENSATION PHILOSOPHY. GENERALLY, THE MARKET ANALYSIS INCLUDES COMPETITIVE DATA FROM PUBLISHED SURVEY SOURCES, AND MAY BE SUPPLEMENTED WITH COMPENSATION DATA FROM CUSTOM 990 ANALYSES. WHERE POSSIBLE, COMPETITIVE DATA IS PULLED FROM ORGANIZATIONS SIMILAR IN SIZE, REVENUE AND INDUSTRY. THE COMPENSATION CONSULTANT ANALYZES THE PAY PACKAGES OF THE PRESIDENT AND CEO AND OTHER DISQUALIFIED INDIVIDUALS BY REVIEWING BASE SALARY, TOTAL CASH COMPENSATION (SALARY PLUS ANNUAL INCENTIVE AT BOTH TARGET AND ACTUAL LEVELS). IN ADDITION, THE EXECUTIVE COMMITTEE REVIEWS THE TOTAL COMPENSATION PACKAGE OF THE PRESIDENT AND CEO AND OTHER DISQUALIFIED INDIVIDUALS. THE TOTAL COMPENSATION PACKAGE INCLUDES TOTAL DIRECT COMPENSATION PLUS SEVERANCE, EMPLOYEE BENEFITS, PERQUISITES AND ANY OTHER PAY. COMPARABLE MARKET DATA ARE REVIEWED AND DISCUSSED BY THE EXECUTIVE COMMITTEE AND MINUTES RECORD THOSE DISCUSSIONS AND ANY RESULTING COMPENSATION DECISIONS. A COMPENSATION REVIEW FOR THE PRESIDENT AND CEO WAS MOST RECENTLY DONE IN AUGUST 2023. THE COMPENSATION REVIEW FOR OTHER OFFICERS AND KEY EMPLOYEES WAS COMPLETED IN AUGUST 2023.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN BETTY FORD FOUNDATION, THE SOLE MEMBER OF HAZELDEN CHICAGO, MAKES ITS ANNUAL REPORT AVAILABLE TO THE PUBLIC VIA ITS WEBSITE AT WWW.HAZELDENBETTYFORD.ORG. THE GOVERNING DOCUMENTS AND CONFLICT OF INTEREST POLICY ARE NOT AVAILABLE FOR PUBLIC INSPECTION.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VII, SECTION A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DOES NOT HAVE ANY PERSON WITH ULTIMATE RESPONSIBILITY FOR IMPLEMENTING DECISIONS OF THE BOARD OTHER THAN THE BOARD MEMBERS IN THEIR CAPACITY AS OFFICERS OF HAZELDEN BETTY FORD FOUNDATION.</ExplanationTxt>
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        <ExplanationTxt>NET ASSETS RELEASED INTERCOMPANY TRANSACTIONS 2,341.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>HAZELDEN CHICAGO DOES NOT HAVE A COMMITTEE THAT ASSUMES RESPONSIBILITY FOR OVERSIGHT OF THE AUDIT. HOWEVER, AS THE SOLE MEMBER, HAZELDEN BETTY FORD FOUNDATION'S AUDIT COMMITTEE ASSUMES THE OVERSIGHT RESPONSIBILITY FOR THE CONSOLIDATED AUDIT OF THE FOUNDATION AND ITS RELATED ENTITIES AND THE SELECTION OF THE INDEPENDENT ACCOUNTING FIRM.</ExplanationTxt>
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