To be eligible for Medicare, an individual must be a U.S. citizen or a permanent legal resident for at least five continuous years and also meet at least one of the following Medicare eligibility criteria:
1. An individual’s age must be 65 or above.
2. An individual who is permanently disabled and receive disability benefits for at least two years.
3. An Individual who has an end-stage renal disease (ESRD), or permanent kidney failure that requires dialysis treatment or a kidney transplant.
4. An individual who paid Medicare taxes while working for at least 10 years or 40 quarters.