Can someone give an example of a free market health care system in a developed nation? Or an undeveloped nation? Would it be wrong to settle for a system that

Can someone give an example of a free market health care system in a developed nation? Or an undeveloped nation? Would it be wrong to settle for a system that covers everyone and is 1/2 to 2/3 the price of the current US system, like other developed nations have figured out?