He earned his medical degree from Case Western Reserve University School of Medicine in Cleveland, Ohio, and completed his neurosurgery residency at the University of Colorado School of Medicine in Aurora, Colorado. Dr. Chang is board certified in Neurological Surgery. He is a member of the American Medical Association and the American Academy of Neurological Surgeons. His professional interests include brain tumors, Gamma Knife radiosurgery, deep brain stimulation for Parkinson�s Disease, and spinal surgery.