In use_cases.html Terms and Concepts Change copayment definition from: A fixed amount ($20, for example) you pay for a covered health care service after you've paid your deductible. Let's say your health insurance plan's allowable cost for a doctor's office visit is $100. Your copayment for a doctor visit is $20. to: A fixed amount ($20, for example) that is paid for a covered health care service after the deductible has been paid. For example, a health insurance plan’s allowable cost for a doctor’s office visit is $100 and the copayment for a doctor visit is $20.   Change deductible definition from: The amount you pay for covered health care services before your insurance plan starts to pay. With a $2,000 deductible, for example, you pay the first $2,000 of covered services yourself. After you pay your deductible, you usually pay only a copayment or coinsurance for covered services. to: The amount that is paid for covered health care services before the insurance plan starts to pay. With a $2,000 deductible, for example, the first $2,000 of covered services is paid by the member out-of-pocket. After the deductible is paid, the member usually pays only a copayment or coinsurance for covered services.