2024 Irmaa Brackets And Premiums For Seniors. 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). They’re typically released late in the year before.
The standard monthly premium for medicare part b enrollees will be $185.00 for 2025, an increase of $10.30 from $174.70 in 2024. To determine whether you are subject to irmaa charges, medicare uses the adjusted gross income you reported on.