Dr. Chien is a licensed Otolaryngology in MD. Graduated in 2002. Medical degree obtained from Keck School of Medicine of USC. Completed residency training at Mass Eye and Ear and fellowship training at Johns Hopkins Medicine. Currently practices at Johns Hopkins Medicine (Johns Hopkins Medicine), located at 6420 Rockledge Dr, Baltimore, MD 20817. Dr. Chien specializes in Acoustic Neuromas, Balance Disorders, Brain Tumors, Chronic Otitis Media, Cochlear Implantation, Hearing Aids, Hearing Loss, Hearing Restoration, Otolaryngology, Otology, Otosclerosis..... In addition to English, Dr. Chien speaks Mandarin.