title: Dueling interpretations: ER v. specialists.
authors.affiliation: Tucker Arensberg, P.C. , Pittsburgh, Pennsylvania, USA.
authors.forename: M A
authors.initials: MA
authors.lastname: Cassidy
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D003284:Contract Services / Q000191:economics* / Q000331:legislation & jurisprudence; D004470:Economics, Medical; D004636:Emergency Service, Hospital / Q000191:economics* / Q000331:legislation & jurisprudence; D006801:Humans; D007349:Insurance, Health, Reimbursement / Q000331:legislation & jurisprudence*; D007883:Legislation, Medical; D008504:Medical Staff Privileges / Q000331:legislation & jurisprudence; D013038:Specialization; D014481:United States