Social Security Irmaa Tables 2024. The amount you’ll pay for your medicare premiums in 2024 hinges on your modified adjusted gross income (magi). The ssa calculates your magi using two lines on your tax return:
The irmaa income brackets for 2023 start at $97,000 ($103,000 in 2024) for a single person and $194,000. The irmaa for part b and part d is calculated according to your income.