E3 Healthcare Management and its affiliated Ambulatory Surgery Centers (E3 ASCs) are committed to a colon cancer-free Bay Area. Our mission is to provide the best healthcare in the Greater Bay Area and to inform you about preventative colonoscopy services available at Waverley Surgery Center (Waverley) in Palo Alto and Silicon Valley Surgery Center (Silicon) in Los Gatos. Learn More About Colon Cancer, Colonoscopy Prevention and the E3 Affiliated Physicians Providing Colonoscopy Screening to the Bay Area.