Dr. Cowal Catherine Ann, Obstetrics and Gynecology You are here Home > Gynecologist > Dr. Cowal Catherine Ann, Obstetrics and Gynecology Tweet Our address Address: Suite 303 - 2021 Cliff Road, Mississauga, ON L5A 3N7 GPS: 43.57679359999999, -79.59291309999998 Telephone: 905.848.3711