Irmaa 2024 Income Brackets. The income used to calculate the medicare irmaa is taken from your. The finance buff has estimated the 1.4 irmaa bracket for singles to.

Irmaa applies in 2024 if your modified adjusted gross income from 2022 is above these thresholds: 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.