Dr. Ma is a licensed Rheumatology in CA. Graduated in 2013. Medical degree obtained from Medical College of Wisconsin. Completed residency training at Cohen Children's Hospital and fellowship training at Cohen Children's Hospital . Currently practices at Stanford Medicine Children's Health (Stanford Medicine Children's Health), located at 321 Middlefield Rd, Menlo Park, CA 94025. In addition to English, Dr. Ma speaks Mandarin.