HMOs healthier, less abused, but fail to increase market share. Interview by Patrick Mullen.
D016536:Competitive Medical Plans / Q000191:economics / Q000592:standards; D005607:Fraud; D006279:Health Maintenance Organizations / Q000191:economics / Q000592:standards; D006300:Health Services Misuse; D006801:Humans; D007256:Information Systems / Q000458:organization & administration*; D008329:Managed Care Programs / Q000191:economics* / Q000592:standards; D008484:Medicaid; D006278:Medicare; D010818:Practice Patterns, Physicians' / Q000706:statistics & numerical data*; D011243:Preferred Provider Organizations / Q000191:economics / Q000592:standards; D014481:United States