Medicare Part B Irmaa Brackets For 2024. Irmaa is a fee that may be added to your medicare part b and part d premiums if your yearly income exceeds a certain amount. Here are the brackets for 2024:

The centers for medicare and medicaid services (cms) have yet to release the 2025 irmaa surcharge amounts for part b. One of the direct consequences of irmaa is the increase in monthly premiums for medicare part b and part d coverage.