CFR›Title 42›Chapter IV›Part 417›42 CFR Part 417 Subpart M Citation42 CFR Part 417 Subpart MContainsSection § 417.520CorpusDaily eCFRDisplayed edition2026-10-22Last updated2026-10-22 Subpart M—Change of Ownership and Leasing of Facilities: Effect on Medicare Contract Sections § 417.520 § 417.520 Effect on HMO and CMP contracts. Authority42 U.S.C. 1302 and 1395hh, and 300e, 300e-5, and 300e-9, and 31 U.S.C. 9701.