Managed care. Even lawmakers can't stem the HMO tide.
D018588:Fee-for-Service Plans / Q000706:statistics & numerical data; D006264:Health Benefit Plans, Employee / Q000706:statistics & numerical data* / Q000639:trends; D006279:Health Maintenance Organizations / Q000145:classification / Q000706:statistics & numerical data*; D006801:Humans; D014481:United States