The Medicare Open Enrollment Period (also called the Annual Enrollment Period or AEP) runs from October 15 to December 7 each year. During this period, you can switch Medicare Advantage plans, switch from Medicare Advantage to Original Medicare, switch Part D plans, or add/drop Part D coverage.
Key Points
- AEP: October 15 - December 7 each year
- Switch Medicare Advantage plans
- Switch from Medicare Advantage to Original Medicare
- Switch Part D plans or add/drop Part D coverage
- Changes take effect January 1 of the following year