2025 Medicare Part B Irmaa Premium Brackets 2025. Starting january 2025, the standard medicare part b premium will increase to $185 per month, up from $174.40. The standard part b premium increased $10.30/month from $174.70/month in 2024 to $185/month in 2025.

The following table shows the total monthly premium (including the. In 2025, with the inflation adjustment to the irmaa brackets, you will no longer have a part d or part b irmaa payment.