Medicare Part B And D Irmaa 2025. In 2025, with the inflation adjustment to the irmaa brackets, you will no longer have a part d or part b irmaa payment. Part b of original medicare, commonly referred to as medical insurance, features a standard.

Irmaa is a surcharge added to your medicare parts b and d premiums, based on income. Here’s the breakdown of the 2025 part b and part d irmaa.