[영문]Medicare uses a variety of administeredprice systems to pay health care providers.In setting the amounts it pays, it faces significantchallenges both to avoid distortingthe care patients receive and not to overpay.This article describes issues in paying physicians,post-acute care providers, and healthplans, all areas of recent ferment that arelikely to see continued change. The conclusionremarks on the prescription drug benefitand the possibility of paying higher qualityproviders additional amounts.