There is a GREAT website called
www.opensecrets.org that lists who gives what to who. Check out How much the Health/Pharmasutical Industires give Political parties each year. The Ammount the "Hospital Bizz" makes $$$ is staggering. Above and beyond any other country with Public Healthcare.
As for the System, you find out when you need it if you come down on the "Have" or "Have Not" side.
My Mother-in-law is a nurse and says that in many other countries becoming a doctor is a "Calling" to help others. In this country, it is a calling to the Country Club.