Medicare Premiums 2024 Brackets Income Chart. Learn about irmaa income brackets for 2024 and 2025. The following table shows the income brackets and irmaa amount you’ll pay for part b and part d in 2024 (based on your 2022 tax return):
The medicare irmaa is based on the income on your tax. $174.70 each month ($185 in 2025) (or higher depending on your income).