Wiktionary
medical doctor
n. A physician; a person who holds a doctoral degree or http://en.wikipedia.org/wiki/first%20professional%20degree in medicine, and practices in that profession.
Usage examples of "medical doctor".
I took it on myself to be his medical doctor, making sure he was physically all right.
As a psychiatrist, a medical doctor, a criminologist, Mira would be a valuable source on the case.
His name was Mark Whipple, born in 1900, the son of the medical doctor who had ordered Chinatown burned, great-great-grandson of John Whipple who had .
She's pregnant-but he is a medical doctor, one of the top categories for subsidized out-migration.