CBO revenue line
Medicare payroll taxes
Hospital Insurance (HI) payroll tax for Medicare Part A.
What this means
The Medicare Hospital Insurance tax on wages and self-employment income. It helps fund Medicare Part A (hospital insurance).
CBO variable: rev_payroll_medicare
In the data
CBO amount · FFY 2025
$395.4B
Billions of dollars unless noted
Related view
Breakdown
This line beside other revenue sources
See the Congress breakdown for the full sortable list and chart.