2025 Irmaa Brackets For Medicare Part B And D Premiums. For the seniors that rely on medicare part b, premiums will be higher on average compared to 2024. For example, your 2025 medicare part b premiums will be based on your reported income from 2023.
Here’s what the irmaa brackets for 2025 could look like: When you are subject to irmaa, you will pay more than the standard premium amount.