Glen H.J. Stevens, DO, PhD, is on staff neurologist/neuro-oncologist in Cleveland Clinic Neurological Institute's Brain Tumor and Neuro-Oncology Center. He is board-certified in adult neurology. Dr. Stevens joined Cleveland Clinic in 1997.

A graduate of the University of North Texas College of Osteopathic Medicine, Dr. Stevens completed his fellowship training at the London Regional Cancer Center in London, Ontario, Canada. His specialty interests are adult neuro-oncology, electromyography and neurofibromatosis.

A frequent speaker at medical seminars dealing with the diagnosis and management of tumors, Dr. Stevens is a member of the Society for Neuro-Oncology, the Southwest Oncology Group and the American Academy of Neurology. In addition to his clinical activities, Dr. Stevens is the Co-Principal Investigator for Cleveland Clinic's NCI-supported New Approaches to Brain Tumor Therapy Consortium and host of the Neuro Pathways podcast since 2020.