Jennifer, Chang M.D.Attending PhysicianObstetrics Gynecology Education: University of Illinois College of Medicine at ChicagoMain Office:708-873-2000 Ob/Gyn Health Associates 16011 South 108th Ave Orland Park, IL 60467 Certifications: Board Certified in Obstetrics Gynecology Additional Office: 4700 West 95th St, 304, Oak Lawn, IL 60453 708-499-1212 Hospital Affiliations:Advocate Christ Medical Center