42 CFR 412.72 : Public Health (Part 1 To Parts 1009-1099) — (Subpart A To § 413.355) — Centers For Medicare & Medicaid Services, Department Of Health And Human Services (Subpart A To § 413.355) — Medicare Program (Subpart A To § 413.355) — Prospective Payment Systems For Inpatient Hospital Services (§ 412.1 To § 412.634) — Determination Of Transition Period Payment Rates For The Prospective Payment System For Inpatient Operating Costs (§ 412.70 To § 412.79) — Modification of base-year costs.