The AMA enforces an arbitrary limit on the number of medical school spots and therefore doctors in the US. They create a shortage of doctors in order to keep doctors' pay high.
>Medicare already funds a bulk of the residency training in this country -- to the tune of about $9.5 billion a year. But its support was capped by Congress in the Budget Control Act of 1997.
Most doctors don't work for the hospital. That's one of the many reasons behind the strong opposition to Obamacare the creation and consolidation of regional medical systems is making more doctors salaries employees and reduces their bargaining power.