Irmaa Brackets For 2024 Income. Irmaa applies in 2024 if your modified adjusted gross income from 2022 is above these thresholds: 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 people moving to a lower bracket could see a decrease of about $12 to. To determine whether you are subject to irmaa charges, medicare uses the.