Dr. Chen is a licensed Internal Medicine in CA. Graduated in 1989. Medical degree obtained from Rush University Medical College. Completed residency training at Rush University Medical Center. Currently practices at Optum Care (Optum Care), located at 1701 East Cesar E. Chavez Ave, Los Angeles, CA 90033. Dr. Chen specializes in internal medicine and primary care.. In addition to English, Dr. Chen speaks Taiwanese and Mandarin and accepts new patients.