Medicare reimbursement.
D003669:Deductibles and Coinsurance; D003695:Delivery of Health Care; D004469:Economics, Hospital; D004608:Eligibility Determination; D005251:Fees, Medical; D006077:Government Agencies; D049673:History, 20th Century; D007350:Insurance, Hospitalization; D007357:Insurance, Physician Services; D007603:Jurisprudence; D007883:Legislation, Medical; D006278:Medicare / Q000266:history; D009934:Organization and Administration; D011366:Professional Review Organizations; D014481:United States