Irmaa Brackets 2024 Part D. Irmaa is a surcharge that people with income above a certain amount must pay in addition to their medicare part b and part d premiums. 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.
To determine whether you are subject to irmaa charges, medicare uses the adjusted gross income you reported on. What is irmaa for 2024?