Gary Onady, MD, PhD, is a physician specializing in primary care for patients from infants to the elderly. He attended Wright State University Boonshoft School of Medicine.

He went on to earn his PhD. in Chemistry from the City University of New York. He is a Professor Emeritus with Wright State University Boonshoft School of Medicine. He serves as an associate editor of the American College of Physicians (ACP) Annals of Internal Medicine. He also serves as editor for Optum Practice Guidelines.

When he is not practicing medicine, Dr. Onady is a professional jazz musician playing the trumpet.