2024 Medicare Part B Premium And Irmaa. For 2024, both the irmaa bracket thresholds and the medicare part b premiums increased. By law, medicare part b premiums must cover 25% of the costs incurred by that part of the program.

Medicare part b covers physicians’ services, outpatient hospital services, certain home health services, durable medical equipment, and certain other medical and health services not covered by medicare part a. In 2024, individuals with a magi of $103,000 or less pay the standard medicare part b premium.