Irmaa Income Brackets For 2025. The social security administration (ssa) determines who pays an irmaa. The irmaa is calculated on a sliding scale with five income brackets topping out at $500,000 and $750,000 for individual and joint filing, respectively.
The following charts outline irmaa premium brackets based on income levels and tax filing statuses for medicare part b and part d. In 2025, with the inflation adjustment to the irmaa brackets, you will no longer have a part d or part b irmaa payment.