Dr. Liang is a licensed Internal Medicine in CA. Medical degree obtained from Tufts University School Of Medicine. Completed residency training at St. Mary Medical Center. Currently practices at Optum Care (Optum Care), located at 4153 E Live Oak Ave, Arcadia, CA 91006. Dr. Liang specializes in internal medicine and primary care.. In addition to English, Dr. Liang speaks Cantonese.