Learn About Medicare | AARP® Medicare Plans from UnitedHealthcare®

Learn About Medicare

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New to Medicare? Or need a refresher? You’re in the right place.


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

  • Who can get Medicare and when to enroll.
  • What Medicare does and doesn’t cover and the choices you need to make.
  • What Medicare may cost and what financial help is available.

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