There are two primary periods when you can enroll in a Medicare Advantage plan. 1. When you first start Medicare A & B. 2. During the Annual Open Enrollment period which begins October 15th and lasts through December 7th. There may also be other special situations that make you eligible. To get information and enroll in a plan, simply contact us on this site or give us a call at 855.625.7633 toll free.