Dr. Johnson attended medical school at West Virginia University and did his neurosurgical training at Wayne State University. He is the chief of neurological surgery at Sinai-Grace Hospital in Detroit. In addition, he is clinical associate professor in the department of neurological surgery at Wayne State University and serves as the residency site director for the neurosurgery residents rotating at Sinai-Grace Hospital. He specializes in general neurosurgery with a concentration in neurotrauma. Dr. Johnson currently serves on the AANS/CNS Coding and Reimbursement Committee. Dr. Johnson is the immediate past-president of the Michigan Association of Neurological Surgeons (MANS).