Medicare Premium Income Limits 2026. Medicare part b (medical insurance) premiums are based on your reported income from two years prior. The usual half b premium is $185/month in 2025.
For example, if you had very high income in 2023 due to a work bonus, sale of a rental property, roth conversion, or large. Medicare part b (medical insurance) premiums are based on your reported income from two years prior.
