Dr. Sun is a licensed Internal Medicine in CA. Graduated in 1986. Medical degree obtained from Beijing, Capital Medical University in China. Completed residency training at LAC+USC Medical Center. Currently practices at Hoag Medical Group (Hoag Medical Group), located at 113 Waterworks Way, Irvine, CA 92618. Dr. Sun specializes in internal medicine and primary care.. In addition to English, Dr. Sun speaks Mandarin and accepts new patients.