Skip to main content
EnrollMedicare.com - Sign up for Medicare with confidence

Medicare Part B

Medical insurance that covers doctor visits, outpatient care, preventive services, and durable medical equipment.
Aaron Sims
Reviewed byAaron Sims

Medicare Term

Definition

Medical insurance that covers doctor visits, outpatient care, preventive services, and durable medical equipment.

Medicare Part B is the medical insurance component of Original Medicare. It covers medically necessary outpatient services including doctor visits, lab tests, preventive screenings, durable medical equipment, and mental health services. Part B has a monthly premium, an annual deductible, and typically requires 20% coinsurance for covered services.

Explore more Medicare terms

Browse our full glossary to understand all the terminology you'll encounter when signing up for Medicare.

View full glossary

Mon–Fri 8am–8pm ET • Sat 10am–6pm ET