title: Surviving billing scrutiny.
authors.affiliation: Health Law Department, Ober, Kaler, Grimes and Shriver, Baltimore, USA.
authors.forename: H L
authors.initials: HL
authors.lastname: Sollins
authors.forename: L
authors.initials: L
authors.lastname: Callahan
authors.forename: M E
authors.initials: ME
authors.lastname: Onieal
mesh_terms: D006801:Humans; D016345:Medicare Part B / Q000331:legislation & jurisprudence*; D009722:Nurse Practitioners / Q000191:economics* / Q000331:legislation & jurisprudence*; D017009:Professional Autonomy; D014481:United States