Learn About Medicare | AARP® Medicare Plans from UnitedHealthcare®

Learn About Medicare

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New to Medicare? Need a refresher? You're in the right place.


In this section, you will learn about Medicare parts—A, B, C and D. You will also learn:

  • Who can get Medicare
  • When to enroll in Medicare
  • What Medicare does and doesn't cover
  • What Medicare may cost, and
  • What financial help is available for Medicare recipients.

You may know a little or a lot about Medicare. You may be enrolled in Medicare or just starting to think about signing up. You may be interested for yourself or you may be a caregiver. Whatever your situation, we're here to help you understand Medicare and your choices.