2024 Irmaa Brackets For Medicare Premiums. 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. For example, if your 2022 income was.

Irmaa is a surcharge added to your medicare parts b and d premiums, based on income. The following charts outline irmaa premium brackets based on income levels and tax filing statuses for medicare part b and part d.