When Can I Disenroll From A Medicare Advantage Plan? 
You can disenroll from a Medicare Advantage Plan during the MADP -LRB- Medicare Advantage Disenrollment Period -RRB- of Jan 1 to Feb 14 of each year . If you disenroll , you can only go to original Medicare ; you can not switch Medicare Advantage Plans . However , you can enroll in a Medicare Part D plan . 