What Are The Irmaa Income Brackets For 2024. Irmaa is short for medicare’s income related monthly adjustment amount which is according to the code of federal regulations: 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.

Irmaa is short for medicare’s income related monthly adjustment amount which is according to the code of federal regulations: The irmaa income brackets for 2023 start at $97,000 ($103,000 in 2024) for a single person and $194,000 ($206,000 in 2024) for a married couple.