Medicare Enrollment Period 2025 Dates And Deadlines. What to expect during 2025 medicare enrollment period. During the 2025 medicare open enrollment period, you can adjust your coverage to better meet your needs.

For 2025 those dates are: During the annual enrollment period (also called the annual election period) from october 15 to december 7 of each year, you can add, drop, or change your medicare advantage plan and.