David Jho, MD, PhD David Jho, MD, PhD, is a neurosurgeon with AHN Neuroscience Institute. He specializes in minimally invasive spine surgery. Dr. Jho applies best-practice techniques and procedures to help insure long-term patient outcomes. Dr. Jho went to medical school at University of Illinois at Chicago College of Medicine in Chicago, Illinois. He did his neurosurgery residency and an enfolded fellowship subspeciality training at Massachusetts General Hospital — Harvard University in Boston, Massachusetts. Dr. Jho also completed additional enfolded fellowship subspeciality training at AHN Allegheny General Hospital — Drexel University in Pittsburgh, Pennsylvania. He is certified by the American Board of Neurological Surgery and is affiliated with the American Association of Neurological Surgeons and the Congress of Neurological Surgeons. Dr. Jho sees patients ages 20 to 90 years old.