Irmaa Brackets 2024 Chart 2024. Here is a table of the medicare magi thresholds for premiums during 2025 that corresponds to the $161,000 threshold for premiums during 2024 and what the difference in. Medicare determines the 2025 irmaa charge in the fourth quarter of 2024.

Brackets for part b and part d are the same, but the additional amount. Save on medicare costs with irmaa brackets for 2024.