title: Is physician supervision required, or not? Recent OPPS changes provide clarification.
authors.affiliation: Crowe & Dunlevy.
authors.forename: Karen S
authors.initials: KS
authors.lastname: Rieger
authors.forename: Cori H
authors.initials: CH
authors.lastname: Loomis
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D033161:Government Regulation; D006739:Hospital Administration; D006801:Humans; D010044:Outpatient Clinics, Hospital; D010819:Physician's Role; D011445:Prospective Payment System; D014481:United States