If you are eligible for Medicare, you are eligible for all four parts of Medicare (A, B, C, and D). You must be enrolled in Medicare Part A or Part B to enroll in the Medicare drug benefit (Part D).
Medicare Eligibility for People Age 65 and Older
In most cases, you will become eligible for Medicare when you turn 65.
- If you are 65 years old and collect or qualify to collect Social Security or Railroad Retirement benefits, you are eligible for Medicare.
- If you are 65 years old but do not qualify to collect Social Security our Railroad Retirement yet, you qualify for Medicare if:
- You are a current US resident and are either
- a U.S. citizen or
- a permanent U.S. resident who has lived in the U.S. for 5 continuous years
Medicare Eligibility for People Younger Than 65
If you are younger than 65, you can be eligible for Medicare if:
- you are disabled and have been receiving Social Security Disability Insurance (SSDI) for more than 24 months or
- you have Amyotrophic Lateral Sclerosis (Lou Gehrig’s disease) and are receiving SSDI or
- you have been diagnosed with End-Stage Renal Disease (ESRD) and
- you are getting dialysis treatments or have had a kidney transplant AND
- you are eligible to receive SSDI (Social Security Disability Insurance) or
- you are eligible to receive Railroad Retirement benefits or
- you have enough “work credits” to be considered to be “fully” insured by Social Security