Dr. John is a licensed Cardiology in IL. Graduated in 2001. Medical degree obtained from Northwestern University School of Medicine. Completed residency training at University of Minnesota Hospital and fellowship training at St. Louis Children's Hospital. Currently practices at Lurie Children's Hospital of Chicago (Lurie Children's Hospital of Chicago), located at 225 E. Chicago Ave, Chicago, IL 60611. In addition to English, Dr. John speaks Mandarin.