Medicare Open Enrollment 2025 Dates. Medicare’s open enrollment period, known as the “medicare advantage and prescription drug plan annual election period,” “annual enrollment period” or “aep,” takes place each year from oct. Medicare open enrollment runs oct.

With the medicare open enrollment period for 2025 running from october 15 to december 7, consumers should be aware of several major changes in the availability of plans and pricing. Medicare’s open enrollment starts tuesday and runs through dec.