In a major medical plan, 'coinsurance' most accurately describes:

Giải thích

Coinsurance is the sharing of covered expenses on a percentage basis (for example, the insurer pays 80% and the insured pays 20%) after the deductible has been satisfied. A flat dollar amount per visit is a copayment, not coinsurance. The amount the insured pays before the plan pays is the deductible. The most the plan will ever pay is a maximum benefit limit. Coinsurance specifically refers to the proportional cost split, and it stops once the insured reaches the out-of-pocket maximum (stop-loss).