3> Philip frost <$ 3.6 million >

Philip frost latest company is diagnostic maker opko health founder in 2007.  The 80 years old, a long time health care investor and founder and inventor. He tinkered with a disposable device to make biopsies easier. He studied bachelor of arts/sciences, university of Pennsylvania, medical doctor, yeshiva u albert Einstein college of medicine.

He sold key pharmaceuticals to Schering plough in 1986 for $835 million dollars. Frost next invested in a small chemical firm he sold another pharmaceutical business and a diagnostic company for $ 7.66 billion dollars in 2005. He sold a company for $600 million dollars to renowned Schering Plough Corporation after 14 years. He resides in Miami Beach, Florida. Frost earned a B.A in French literature from the University of Pennsylvania, in 1957. He received an M.D degree from the Albert Einstein College of medicine, in 1961 and attended the University of Paris, from 1995 to 1956.

2> Thomas fearn frist JR < $ 8.1 billion >

Thomas frist is an American heir, businessman and philanthropist. He is the founder of the hospital corporation in America, and is the wealthiest person in Tennessee. He went to Vanderbilt University, Washington University in St. Louis. He has a net worth of $8.1 billion dollars by Forbes.

A picture of Thomas fearn frist- #2 richest doctor

He was a co-founder of the united way Alexis de tolqueville society. He received the united way lifetime achievement award and served as chair of the board of governors for united way of America. He resides in belle Meade, Tennessee, U.S. he married Patricia c frist. He studied in Vanderbilt University, Washington University in St. Louis.