That will come in a permanent way in a few years. Everyone is crying about the nursing shortage, it will be much harder to replace the physicians.
The hospitals are already feeling the surprising lack of general surgeons...the guys who sew you back together after an accident, or remove the acute appendix. They are the first line of trauma surgeons for most hospitals (though you read more of the orthos and neuros coming up missing).
For years, public policy pushed med students into primary care residency programs--now we have a glut of FPs who compete with PAs for business, but are beginning to feel the lack of the specialist surgeons.