Medicare Withholding 2024 Percentage. Enrollment in snps increased by 16 percent between 2023 and 2024, and accounts for 20 percent of total medicare advantage enrollment in 2024, an increase from 12. The social security tax rate.
Like social security tax, medicare tax is withheld from an employee’s paycheck or paid as a. The law requires employers to withhold a certain percentage of an employee’s wages to help fund social security and medicare.