Medicare Tax Rate 2024 Limitations. The 2024 medicare tax rate is 2.9% total. Federal payroll tax that plays a critical role in funding social security and medicare programs.

The income limit for irmaa in 2024 is $103,000 for individuals and $206,000 for couples. The irmaa income brackets for 2023 start at $97,000 ($103,000 in 2024) for a single person and $194,000 ($206,000 in 2024) for a married couple.