Born in suburban Philadelphia, Greg Whitman moved to Connecticut at age 10, and later attended the University of Connecticut School of Medicine. After his Neurology residency training in Boston, he relocated in 1998 to Los Angeles, where he studied dizziness and balance at UCLA. He was a Neurology Residency Director at University of California at Irvine. He spent 5 years in private practice on the West Side of L.A. and on staff at Cedars-Sinai Medical Center. Between 2011-2018 he was at the Harvard affiliated Massachusetts Eye and Ear Infirmary and Brigham and Women's Hospital, where he specialized in dizziness and balance. He now lives on the West Coast with his family and dog.