Memorial Neuroscience Institute Adds New Specialists

November 11, 2025

Memorial Neuroscience Institute has added three fellowship-trained physicians to its roster of clinicians.

 

Hisham Alhajala, MD

Hisham Alhajala, MD, is a vascular interventional neurologist who completed fellowship training in vascular neurology at the University of Toledo. He cares for patients with complex neurovascular conditions that include acute strokes, intracranial hemorrhages, cerebral aneurysms, vascular malformations, and carotid stenosis.


 

Michael Kader, MD

Michael Kader, MD, is a neurosurgeon with fellowship training in spine surgery, including endoscopic, and brain tumor care that focuses primarily on degenerative spine conditions, primary brain tumors, metastatic disease, and pituitary tumors. A graduate of New York University Medical School, Dr. Kader’s internship and residency were completed in the University of Miami/Jackson Health System.


Casey Young, MD

Casey Young, MD, is a neurologist and specialist in movement disorders and deep brain stimulation who received advance training at Mount Sinai (NY) Health System. Dr. Young was a resident and intern before that in Columbia University (NY) system.


“Drs. Alhajala, Kader, and Young are welcome additions to our expanding program,” said Christopher DeMassi, MD, chief of the Memorial Neuroscience Institute. “Their expertise will benefit patients that look to us for solutions to complex medical problems and will become an integral part of the multi-disciplinary care we provide.”

Memorial Neuroscience Institute offers advanced diagnoses, comprehensive treatment, compassionate care, and rehabilitation for complex neurological conditions. Few centers can match the depth of its neurological expertise or the wide range of available services.

Part of the Memorial Healthcare System and recognized for its quality and safety, the institute treats conditions of the brain that include Alzheimer’s and Parkinson’s disease, multiple sclerosis, tumors, epilepsy, stroke, and subarachnoid hemorrhages, as well as issues of the neck, back, and spine.