Liu-lan Oscar, Chien M.D.Attending PhysicianGeriatric Medicine Internal Medicine Education: American University of Caribbean School of Medicine - CoupecoyMain Office:626 569-2888 Oscar L Chien MD 1448 S San Gabriel Blvd San Gabriel, CA 91776 Clinic Intersts:internal medicine, family medicine and geriatric medicine.Certification: Board Certified in Geriatric Medicine, Internal Medicine Office Hours: Mon., Wed. & Fri.: 9am - 5pm Tuesday: 9am - 11:30am Thursday: 2pm - 5pm Additional Office: 1448 S. San Gabriel Blvd. San Gabriel, CA 91776 626-569-2886