He serves as division chief of the Spine Division and vice director of clinical operations in the Johns Hopkins School of Medicine. He specializes in surgical treatments for spinal disorders and injuries.Dr. Riley received his M.D. from the Johns Hopkins University School of Medicine in 1986. Following a residency in orthopaedic surgery and a fellowship in spinal surgery at Johns Hopkins, he completed a second fellowship in spinal surgery at the University of Miami School of Medicine in 1993.In addition to clinical interests in the cervical spine and adult spinal disorders, his research interests include disc degeneration, metastatic disease, vertebroplasty and cervical spine disorder.Dr. Riley has authored or co-authored over 100 scholarly publications and is board certified in orthopaedic surgery.