title: Looking for trouble. State, federal investigators seek tips on problem HMOs.
authors: K
authors: K
authors: Hallam
authors: C
authors: C
authors: Rauber
mesh_terms: D000573:American Hospital Association; D005607:Fraud / Q000331:legislation & jurisprudence*; D006279:Health Maintenance Organizations / Q000191:economics / Q000331:legislation & jurisprudence*; D007349:Insurance, Health, Reimbursement / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence; D016079:Refusal to Treat / Q000331:legislation & jurisprudence; D014342:Truth Disclosure; D014481:United States