Medicare Part B Premium 2024 Rates And Limits. Medicare premiums will rise by 6% in 2024, taking a bite out of social security's 3.2% cost of living adjustment. For medicare part b, the standard monthly premium has risen to $174.70 for 2024, marking a rise of $9.80 from $164.90 in 2023.

Medicare premiums will rise by 6% in 2024, taking a bite out of social security’s 3.2% cost of living adjustment. Each year, the medicare part b premium, deductible, and coinsurance rates are determined according to provisions of the social security act.