---
kind: "unit"
title: "42"
title_heading: "Public Health"
key: "chIV/subchB/part405"
level: "part"
label: "Part 405"
heading: "Federal Health Insurance for the Aged and Disabled"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/42/chIV-subchB-part405"
sections_count: 272
---

# Part 405 — Federal Health Insurance for the Aged and Disabled

Title 42 C.F.R. — Public Health › Chapter IV — Centers for Medicare & Medicaid Services, Department of Health and Human Services › Subchapter B — Medicare Program

## Contents

- [Subpart A — Subpart A [Reserved]](/cfr/42/chIV-subchB-part405-subpartA.md)
- [Subpart B — Medical Services Coverage Decisions That Relate to Health Care Technology](/cfr/42/chIV-subchB-part405-subpartB.md)
- [Subpart C — Suspension of Payment, Recovery of Overpayments, and Repayment of Scholarships and Loans](/cfr/42/chIV-subchB-part405-subpartC.md)
- [Subpart D — Private Contracts](/cfr/42/chIV-subchB-part405-subpartD.md)
- [Subpart E — Criteria for Determining Reasonable Charges](/cfr/42/chIV-subchB-part405-subpartE.md)
- [Subpart F- G — Subparts F- G [Reserved]](/cfr/42/chIV-subchB-part405-subpartF-_G.md)
- [Subpart H — Appeals Under the Medicare Part B Program](/cfr/42/chIV-subchB-part405-subpartH.md)
- [Subpart I — Determinations, Redeterminations, Reconsiderations, and Appeals Under Original Medicare (Part A and Part B)](/cfr/42/chIV-subchB-part405-subpartI.md)
- [Subpart J — Procedures and Beneficiary Rights for Expedited Determinations and Reconsiderations When Coverage is Changed or Terminated](/cfr/42/chIV-subchB-part405-subpartJ.md)
- [Subpart K-Q — Subparts K-Q [Reserved]](/cfr/42/chIV-subchB-part405-subpartK-Q.md)
- [Subpart R — Provider Reimbursement Determinations and Appeals](/cfr/42/chIV-subchB-part405-subpartR.md)
- [Subpart S-T — Subparts S-T [Reserved]](/cfr/42/chIV-subchB-part405-subpartS-T.md)
- [Subpart U — Conditions for Coverage of Suppliers of End-Stage Renal Disease (ESRD) Services](/cfr/42/chIV-subchB-part405-subpartU.md)
- [Subpart V-W — Subparts V-W [Reserved]](/cfr/42/chIV-subchB-part405-subpartV-W.md)
- [Subpart X — Rural Health Clinic and Federally Qualified Health Center Services](/cfr/42/chIV-subchB-part405-subpartX.md)