2024 Irmaa Brackets For Medicare Premiums Calculator. If you’re single and filed an individual tax return, or married and filed a joint tax return, the. According to 42 usc 1395r(which was updated on september 13, 2024), the previous.

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. These figures change annually with.