Dr. Harold Mozwecz, MD is a Gastroenterology Specialist in Warrenville, IL and has over 36 years of experience in the medical field. Dr. Mozwecz has more experience with Anal & Rectal Disorders, Esophageal Disorders, and Gastrointestinal Disorders than other specialists in his area. He graduated from University Of Illinois College Of Medicine Chicago medical school in 1985. He is affiliated with medical facilities such as Edward Hospital - Main Campus and Northwestern Medicine Central DuPage Hospital. He is accepting new patients. Be sure to call ahead with Dr. Mozwecz to book an appointment.