Glossary

This glossary explains terms in the Medicare program.

O

Original Medicare

Original Medicare is a fee-for-service health plan that has two parts: Part A (Hospital Insurance) and Part B (Medical Insurance). After you pay a deductible, Medicare pays its share of the Medicare-approved amount, and you pay your share (coinsurance and deductibles).

out-of-pocket costs

Health or prescription drug costs that you must pay on your own because they aren’t covered by Medicare or other insurance.

Note

This glossary explains terms in the Medicare program, but it isn't a legal document. The official Medicare program provisions are found in the relevant laws, regulations, and rulings.