To find your doctor, please use the search options below: Search Again Search Results - Last Name Begins With: O 3 Physician(s) displayed. Antonio Ong M.D. 3505 Hart Ave., #202 Rosemead, CA 91770 (626) 573-1160 General Surgery View Profile William A. Origel MD 2602 Via Campo Montebello, CA 90640 (323) 720-1144 Obstetrics/Gynecology View Profile Nelson Owyoung M.D. 1048 S. Garfield Ave., #202 Alhambra, CA 91801 (626) 570-4708 Neurology View Profile 3 Physician(s) displayed.