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  1. Home
  2. ›Definitions
  3. ›CBO revenue lines
  4. ›Medicare payroll taxes

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.

Related

  • Payroll taxes

    Social Security, Medicare, and related employment taxes.

All definitions · Methodology