Ben Carson lambastes "Obamacare" as much as the next Republican presidential candidate, but the neurosurgeon-turned-politician has a history of health care ideas that puts him outside mainstream conservative thought on the issue.<br />Private insurance companies, he has said, should be little more than "non-profit service organizations," with government capping their profit margins.<br />Meanwhile, the federal government could offer catastrophic care coverage akin to the National Flood Insurance Program, paid for with taxes on insurers' profits.<br />He has called for government regulators to determine "with the help of medical professionals" what providers can charge for care, ensuring "fair and consistent" payments "throughout the country."