Medicare Part B Deductible 2025 Projections. The annual deductible for all part b enrollees will be $257 in 2025, increasing from $240 in 2024. The centers for medicare and medicaid services (cms) have yet to release the 2025 irmaa surcharge amounts for part b.

The centers for medicare and medicaid services (cms) have yet to release the 2025 irmaa surcharge amounts for part b. The annual deductible for part b beneficiaries is $257 in 2025, about $17 more than in 2024.