title: Medicare at 50: Reflections From Former CMS Administrator Donald M. Berwick.
authors.forename: Donald M
authors.initials: DM
authors.lastname: Berwick
authors.forename: Julie A
authors.initials: JA
authors.lastname: Jacob
mesh_terms: D060866:Accountable Care Organizations; D005607:Fraud / Q000517:prevention & control; D049673:History, 20th Century; D049674:History, 21st Century; D006278:Medicare / Q000191:economics / Q000266:history / Q000331:legislation & jurisprudence; D008605:Mental Health Services / Q000592:standards*; D009937:Organizational Objectives; D015397:Program Evaluation; D012051:Reimbursement Mechanisms; D014481:United States