Check your Medicare eligibility
Decide whether you need to enroll in Original Medicare, Medicare Advantage, or both
Enroll online at the Social Security Administration website
Call Social Security to enroll by phone
Visit your local Social Security office to enroll in person
Enroll automatically if you already receive Social Security or Railroad Retirement benefits and are eligible
Sign up during your Initial Enrollment Period
Sign up during a Special Enrollment Period if you qualify
Sign up during the General Enrollment Period if you missed your initial chance
Choose and enroll in a Medicare Part D prescription drug plan if needed
Choose and enroll in a Medicare Advantage plan if desired
Review your coverage options and confirm your enrollment dates