Dr. Cheng is a licensed Internal Medicine in CA. Graduated in 1999. Medical degree obtained from Keck School of Medicine of USC. Completed residency training at Santa Clara Valley Medical Center. Currently practices at El Camino Health (El Camino Health), located at 301 Old San Francisco Rd, Sunnyvale, CA 94086. Dr. Cheng specializes in internal medicine and primary care.. In addition to English, Dr. Cheng speaks Mandarin.