title: When an insurer won't pay.
authors.forename: Wayne J
authors.initials: WJ
authors.lastname: Guglielmo
mesh_terms: D003657:Decision Making; D006279:Health Maintenance Organizations / Q000191:economics; D006801:Humans; D007345:Insurance Claim Review; D020380:Needs Assessment; D010344:Patient Advocacy / Q000191:economics*; D010817:Physician-Patient Relations; D012944:Social Support; D014481:United States