Dr. Guo is a licensed Internal Medicine in CA. Graduated in 1990. Medical degree obtained from Beijing, Peking University Health Science Center in China. Completed residency training at Berkshire Medical Center. Currently practices at Kaiser Permanente (Kaiser Permanente), located at 2185 West Grant Line Rd, Tracy, CA 95377. Dr. Guo specializes in internal medicine and primary care.. In addition to English, Dr. Guo speaks Mandarin.