title: Payment and participation: a renaissance for Medicare's private health plans?
authors.affiliation: National Academy of Social Insurance, Washington, D.C., USA.
authors.forename: Reginald D
authors.initials: RD
authors.lastname: Williams
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D003164:Competitive Bidding; D003363:Cost Control; D017047:Cost Sharing / Q000706:statistics & numerical data / Q000639:trends; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D007342:Insurance Benefits; D006278:Medicare / Q000191:economics* / Q000266:history / Q000331:legislation & jurisprudence; D017149:Private Sector / Q000191:economics* / Q000266:history; D014481:United States