View the Latest: Medicare Part D

The Inflation Reduction Act of 2022 includes several provisions to lower prescription drug costs for people with Medicare and reduce drug spending by the federal government, including a number of changes to the Medicare Part D drug benefit. This brief provides an overview of the Part D benefit design and Part D enrollee cost-sharing requirements in 2023 and changes coming in 2024 and 2025.

The Inflation Reduction Act includes several provisions that will lower prescription drug costs for people with Medicare and reduce drug spending by the federal government. This brief summarizes these provisions and discusses the expected effects on people, program spending, and drug prices and innovation.