Irmaa 2024 Brackets And Premiums Chart. Nothing is official yet, but by law the irmaa brackets adjust according to the consumer price index for urban consumers (cpi. The chart below illustrates the changes in irmaa payments and income brackets since the beginning of the part d irmaa payments in 2011.

What are the 2024 irmaa brackets?  — 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.