Medicare Enrollment Period 2025 Schedule. Medicare’s open enrollment period for 2025 is from october 15 to december 7, giving those with medicare the opportunity to make changes to their coverage beginning. The annual enrollment period (aep) is the time each year when medicare beneficiaries can make changes to their coverage.

Medicare’s annual enrollment period is the time each year when medicare enrollees can switch certain types of medicare plans. This period runs from october 15 to december 7 every year.