Dr. Tsang is a licensed Pulmonary Medicine in CA. Graduated in 1995. Medical degree obtained from Drexel Medical College of Pennsylvania. Completed residency training at UC Irvine and fellowship training at LAC+USC Medical Center. Currently practices at Optum Care (Optum Care), located at 420 W Rowland St, Covina, CA 91723. In addition to English, Dr. Tsang speaks Mandarin and accepts new patients.