His areas of expertise include the following: annual gynecological exam (well woman exam), cancer screening, and cardiac risk reduction. Dr. Flach is rated highly by his patients. He is an in-network provider for Blue Cross/Blue Shield, Coventry, and Preferred Network Access (PNA), in addition to other insurance carriers. Dr. Flach graduated from the University of New England, College of Osteopathic Medicine. His hospital/clinic affiliations include Adventist Medical Center Hinsdale, Adventist Medical Center La Grange, and Adventist Health Network (AHN).