Fact · Accessibility and health
20percent
After the Part B deductible, a Medicare patient generally pays 20% of the Medicare-approved amount for a surgeon's services and outpatient surgery.
Checked against its source on October 17, 2026
In the source's own words
“you pay 20% of the Medicare-approved amount for doctor or other health care provider services”
Outpatient medical and surgical services and supplies, Medicare.gov (U.S. government), n.d., Costs.
Open the original- What it measures
- This applies to outpatient services, which can include outpatient surgery, under Medicare Part B (medical insurance).
- What it does not show
- The 20% is calculated on the approved amount, not the billed charge. Other insurance plans, including private and employer plans, set their own cost sharing. Medicare Advantage plans have their own rules.