Medicare Premium Bill (CMS-500)

What is it? 

The “Medicare Premium Bill” (CMS-500) is a bill for people who pay Medicare directly for their Part A premium, Part B premium, and/or Part D IRMAA (an extra amount in addition to the Medicare Part D premium).

When should I get it? 

On or about the 10th of the month when the bill is due.

Who sends it? 


What should I do if I get this bill? 

Follow the instructions on the bill to pay the total amount due by the 25th of the month. If your bank offers an online bill payment service, you can use it to pay your Medicare premiums electronically. You can also pay by check, money order, or credit card. Or, sign up for Medicare Easy Pay, a free service that automatically deducts your premium payments from your savings or checking account each month.  

Download a sample

"Understanding the 'Medicare Premium Bill' Form (CMS-500) [PDF, 209 KB]"

Get this notice in Spanish [PDF, 235 KB]   

Publication, product, or other number

Product No. 11659

Unofficial name

Not available at this time.