Directory Physicians Donald Haupt, MD Physicians Donald Haupt, MD Dr. Donald Haupt is a psychiatrist in Bryn Mawr, Pennsylvania. He received his medical degree from Penn State College of Medicine and has been in practice for more than 20 years. He diagnoses and treats ADHD. Bryn Mawr, Pennsylvania, United States Call Email Reviews Ratings & reviews No reviews yet. Log in to review this provider.