2024 Irmaa Brackets And Premiumsim. Just referring to the single lowest bracket, for 2023 it is 97,000 (2021 magi). 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 premium rose to $174.70, up $9.80 from $164.90 in 2023. What are the 2024 irmaa brackets?