Stanford Medicine Partners: Los Olivos Women's Medical Group LOWMG has two convenient locations conviently locate near highway 85 and 17. The main office is 15151 National Avenue and the "South" office is located next door at 15195 National Avenue, Suite 207, above the Los Gatos Surgical Center next to the main building.. Please call the office at 408-356-0431 or schedule through the ....