Projected 2024 Irmaa Brackets. While your agi will be locked in on dec 31, 2023, only 4 of the 12 inflation numbers that 'lock in' the 2025 irmaa brackets will be known. Would anyone care to estimate what that tier might actually be in.

In this post, i will cover the 2024 irmaa brackets and how they could affect your medicare part b and d premiums, even if you don’t currently fall into the high. 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.