Hello. My name is Dr. William Heintz . I began practicing Orthodontics in 1986. I attended Marquette High School in Alton graduating in 1971. After completing my undergraduate studies at Southern Illinois University in Edwardsville Illinois, I received my bachelor degree in Biology in 1976. I attended Washington University in St. Louis Missouri graduating in 1983 with my D.M.D. degree. I completed my specialty training in Orthodontics at Washington University in 1986.