---
kind: "unit"
title: "42"
title_heading: "The Public Health and Welfare"
key: "ch7/schXVIII/ptD"
level: "part"
label: "Part D"
heading: "Voluntary Prescription Drug Benefit Program"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/ch7-schXVIII-ptD"
sections_count: 23
---

# Part D — Voluntary Prescription Drug Benefit Program

Title 42 — The Public Health and Welfare › Chapter 7 — Social Security › Subchapter XVIII — Health Insurance for Aged and Disabled

## Contents

- [Subpart 1 — part d eligible individuals and prescription drug benefits](/usc/42/ch7-schXVIII-ptD-spt1.md)
- [Subpart 2 — prescription drug plans; pdp sponsors; financing](/usc/42/ch7-schXVIII-ptD-spt2.md)
- [Subpart 3 — application to medicare advantage program and treatment of employer-sponsored programs and other prescription drug plans](/usc/42/ch7-schXVIII-ptD-spt3.md)
- [Subpart 4 — medicare prescription drug discount card and transitional assistance program](/usc/42/ch7-schXVIII-ptD-spt4.md)
- [Subpart 5 — definitions and miscellaneous provisions](/usc/42/ch7-schXVIII-ptD-spt5.md)