Payment of physicians under Medicare.
D014487:Centers for Medicare and Medicaid Services, U.S.; D005245:Fee Schedules / Q000592:standards; D005251:Fees, Medical; D005102:Health Expenditures / Q000639:trends; D006291:Health Policy / Q000331:legislation & jurisprudence*; D007357:Insurance, Physician Services / Q000191:economics*; D006278:Medicare / Q000331:legislation & jurisprudence*; D012051:Reimbursement Mechanisms; D014481:United States; D014491:United States Office of Technology Assessment