Obamacare uses tax money to subsidize the demand for health care services, both through health insurance subsidies and expansion of Medicaid. The problem is that there is a vast array of regulations in place that are restricting the supply of health care services, in particular the number of doctors and other health care professionals. This is an excellent article published today by the Mises Institute which points out many of the laws in place that effectively create doctor and other health care professional cartels by legally preventing entry into the market.