Enrollment
Enrollment periods, deadlines, and penalties.
Medicare Late Enrollment Penalties
Medicare's Part B and Part D late penalties are permanent and add up fast. Here's exactly how they're calculated — and how to avoid them entirely.
General Enrollment Period Explained
The General Enrollment Period (January 1 to March 31) is the backup window for people who missed Medicare sign-up. Here's how it works and what it costs.
Special Enrollment Period Explained
A Special Enrollment Period lets you enroll in or change Medicare outside the normal windows after a qualifying life event — often with no penalty. Here's how.
Annual Enrollment Period Explained
The Medicare Annual Enrollment Period runs October 15 to December 7. Here's what you can change, why to review every year, and how to avoid common mistakes.
Medicare Timeline Explained
From your first enrollment window to annual reviews, here's the full Medicare timeline — every key date and deadline in one clear roadmap.