2025 Irmaa Brackets Social Security. In 2025, retirement benefits will increase by about $50 per month, on average, according to the social security administration. For 2025, medicare beneficiaries with income over $106,000 (for single tax filers and for married people who file separately) or $212,000 (for joint filers) will pay the surcharge.

Each year, the medicare part b premium, deductible, and coinsurance rates are determined according to provisions of the social security act. It’s structured in brackets, so every.