As many seniors turning or already 65 may know, the Affordable Care Act helped close the largest part of the Medicare Part D donut-hole.   This means most consumers with a Part D drug plan will have a greater % of their prescription drugs cost covered by their plan.

This changed in 2025. For the latest version, check out our full guide on “Medicare Part D.”

💡 Reminder: We don’t assist with Part D enrollment, but we’ve created a guide to help you through it. Our focus is still Medigap.

What is the Donut Hole?

The term refers to how drugs are covered under Part D drug plans. Like the hole in a middle of a donut, there is portion of part D plans that is sometimes lacking full coverage.  This is also known as the coverage gap.

To learn more about how Medicare Part D prescription drug plans work, visit our Medicare Part D coverage page.