Dr. Xi is a licensed Allergy Immunology in CA. Medical degree obtained from Keck School of Medicine of USC. Completed residency training at LAC+USC Medical Center and fellowship training at LAC+USC Medical Center. Currently practices at Keck Hospital of USC (Keck Hospital of USC), located at 1031 W. 34th St., Los Angeles, CA 90089. Dr. Xi specializes in allergic rhinitis, asthma, food allergy, drug allergy, stinging insect allergy, urticaria, angioedema, mast cell disorder, atopic dermatitis, and primary immune deficiency.. In addition to English, Dr. Xi speaks Mandarin.