Tools & Data

Free tools to help you plan your Medicare decisions, built on the program’s own rules. Nothing you type here is stored.

Medicare Annual Enrollment Period Countdown

See whether the Medicare Annual Enrollment Period is open today and how many days remain.

Medicare Initial Enrollment Period Calculator

Enter a birth date to see the 7-month window when you can first sign up for Medicare.

Medicare Part D Late-Enrollment Penalty Estimator

Estimate the monthly Part D penalty from the months you went without drug coverage.

Medicare Advantage vs Original Medicare: Enrollment by State

How many people in each state chose Original Medicare and how many chose Medicare Advantage, from CMS data.