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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>DURING THE YEAR, THE ORGANIZATION ADDED INSURANCE COVERAGE FOR MEDICARE. THIS IS A DUAL ELIGIBLE SPECIAL NEEDS PLAN (D-SNP).</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>KMTSJ, AN UNRELATED CORPORATION, IS CONTRACTED TO PROVIDE SERVICE AS GENERAL MANAGER, ALONG WITH ACCOUNTING, MARKETING, CLAIMS PROCESSING, HUMAN RESOURCES, PAYROLL, AND DATA PROCESSING SERVICES. THE SERVICES OF CEO AND CFO ARE AMONG THESE PURCHASED THROUGH KMTSJ AND THE AMOUNT PAID IN TOTAL FOR THE CALENDAR YEAR IS REPRESENTED ON PART VII, SECTION B.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>INDIVIDUALS COVERED UNDER GROUP HEALTH COOPERATIVE OF EAU CLAIRE'S INSURANCE POLICIES ARE CONSIDERED TO BE MEMBERS OF THE COOPERATIVE AND ELECT THE BOARD OF DIRECTORS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION REVIEWED FORM 990 IN THE FOLLOWING MANNER: EACH MEMBER OF THE BOARD OF DIRECTORS RECEIVED A COPY OF FORM 990 FOR REVIEW. A HIGH-LEVEL REVIEW WAS COMPLETED WITH THE BOARD OF DIRECTORS AT A BOARD MEETING, AND ANY QUESTIONS OR CONCERNS WERE ADDRESSED PRIOR TO THE BOARD'S APPROVAL TO FILE THE RETURN.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MONITORS AND ENFORCES COMPLIANCE WITH THE CONFLICT OF INTEREST POLICY IN THE FOLLOWING MANNER: MEMBERS OF THE BOARD OF DIRECTORS ARE ASKED TO COMPLETE A CONFLICT OF INTEREST ATTESTATION ANNUALLY.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE ORGANIZATION DOES NOT HAVE A PROCESS FOR DETERMINING COMPENSATION FOR THE CEO, EXECUTIVE DIRECTOR, OR TOP MANAGEMENT OFFICIAL OR KEY EMPLOYEES, AS THESE POSITIONS ARE CONTRACTED THROUGH AN UNRELATED CORPORATION. ADDITIONALLY, OFFICERS OF THE ORGANIZATION ARE NOT COMPENSATED.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DOES NOT MAKE ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 8B</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION HAS AN EXECUTIVE COMMITTEE IN ADDITION TO BOARD OF DIRECTORS. EXECUTIVE COMMITTEE CONSISTS OF THE OFFICERS AND SUCH ADDITIONAL DIRECTORS AS THE BOARD MAY DETERMINE. THE EXECUTIVE COMMITTEE HAS THE AUTHORITY TO ACT ON ANY MATTER REQUIRING ATTENTION BETWEEN MEETINGS OF THE BOARD OF DIRECTORS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGE IN NONADMITTED ASSETS -1,768,398.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>