{"data":{"id":"us/42-cfr-512.610","jurisdiction":"us","citation":"42 CFR 512.610","heading":"Mandatory participation.","body":"(a) General\n(1) CJR-X participants, as defined in § 512.605, must participate in CJR-X, except as specified in paragraph (b) of this section.\n(2) CJR-X participants will remain CJR-X participants, unless they no longer meet the definition of CJR-X participant, CMS terminates CJR-X, or the CJR-X participant receives notice of termination from CJR-X in accordance with § 512.610(c).\n(b) Exclusions. CMS excludes from CJR-X hospitals that meet any of the following criteria:\n(1) Is a TEAM participant as defined at § 512.505.\n(2) Is located in the State of Maryland.\n(c) CJR-X participant termination from CJR-X.\n(1) CMS may in its sole discretion terminate a CJR-X participant's participation in the model immediately or upon advance notice if CMS determines:\n(i) One or more grounds for remedial action described in § 512.160(a) have occurred with respect to the CJR-X participant; or\n(ii) The CJR-X participant's continued participation would be inconsistent with the purposes of CJR-X, the requirements of this part, or applicable law.\n(2) If a CJR-X participant receives a notification from CMS of termination from CJR-X and wishes to dispute the termination, it must provide a written notice to CMS requesting review of the termination within 10 calendar days of the notice.\n(i) CMS has 30 days to respond to the CJR-X participant's request for review.\n(ii) If the CJR-X participant fails to provide timely notification to CMS, the termination is deemed final.\n(3) Where a participant is terminated from the CJR-X Model, the participant hospital will remain liable for all negative NPRA generated from episodes of care that ended prior to termination.","path":["Title 42—Public Health","CHAPTER IV—CENTERS FOR MEDICARE \u0026 MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—HEALTH CARE INFRASTRUCTURE AND MODEL PROGRAMS","PART 512—STANDARD PROVISIONS FOR MANDATORY INNOVATION CENTER MODELS AND SPECIFIC PROVISIONS FOR CERTAIN MODELS","Subpart F—Comprehensive Care For Joint Replacement Expanded (CJR-X) Model"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-28/title-42.xml","current_through":"2026-10-28","vintage":"","retrieved_at":"2026-10-30T05:54:32Z","sha256":"d496d88b5469b2c3b2fff21f4ebc80aa80824995550ef4d154b19bae5355a42a","source_id":"us-cfr","stale":false,"prev":"us/42-cfr-512.605","next":"us/42-cfr-512.615"},"notice":"GroundRules: Original legal text. Not legal advice."}