Official government resource · Social Security Administration

Social Security — Medicare Enrollment

Sign up for Medicare Parts A and B through Social Security.

Publisher
Social Security Administration
Format
Web
Last reviewed
January 15, 1970

What it is

Most people enroll in Medicare Parts A and B through the Social Security Administration, either automatically (if already receiving Social Security benefits) or by applying online at ssa.gov. This is the official enrollment portal — it is not run by an insurance company.

Who should read this

  • People approaching age 65 who need to enroll in Medicare.
  • Anyone signing up during the Initial or General Enrollment Period.
  • Beneficiaries applying for a Special Enrollment Period after losing employer coverage.

Key topics covered

Initial Enrollment Period (IEP)General Enrollment PeriodSpecial Enrollment PeriodsAutomatic enrollment

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