title: Litigation ... 4,600 hospitals nationwide had overcharged Medicare.
mesh_terms: D005607:Fraud / Q000191:economics / Q000331:legislation & jurisprudence*; D006077:Government Agencies; D007344:Insurance Claim Reporting / Q000331:legislation & jurisprudence; D016365:Liability, Legal; D006278:Medicare / Q000331:legislation & jurisprudence / Q000706:statistics & numerical data*; D010044:Outpatient Clinics, Hospital / Q000191:economics* / Q000331:legislation & jurisprudence; D014481:United States