
How it works
What Medicare Parts A, B, C, and D actually are
Parts A, B, C, and D are different machines. A card that says Medicare does not tell you which machine is paying.

How it works
Parts A, B, C, and D are different machines. A card that says Medicare does not tell you which machine is paying.

Papers and enrollment
An enrollment letter can prove a window and a plan name. It does not prove the clinic in front of you is in network.