How Much Is Medicare Part B Premium For 2025. The annual deductible for all medicare part b beneficiaries will be $257 in 2025, an increase of $17 from the annual deductible of $240 in 2024. For 2025, the standard medicare part b premium will increase to $185, which marks a $10.30 increase from the previous year's rate of $174.70.

Specifically, the standard monthly premium is projected to rise from $174.70 in 2024 to approximately $185 in 2025. The annual deductible for all medicare part b beneficiaries will be $257 in 2025, an increase of $17 from the annual deductible of $240 in 2024.