Welcome to the website of Kimon Bekelis! Dr. Bekelis is a board certified, fellowship trained neurosurgeon with subspecialty training in minimally invasive endovascular neurosurgery. He additionally specializes in Gamma Knife Radiosurgery, and complex brain, and spine operations. He is the Chairman of Neuro-interventional Services for Catholic Health Services of Long Island, and the Director of the Stroke and Brain Aneurysm Center of Long Island, the first and only Joint Commission Certified Comprehensive Stroke Center in the South Shore of Long Island. He is also the co-director of the Neuro Intensive Care Unit at Good Samaritan Hospital Medical Center, an Assistant Professor at The Dartmouth Institute for Health Policy and Clinical Practice and the Director of the Population Health Research Institute of New York at CHSLI. As a researcher, he has led several projects focusing on outcome predictive modeling, comparative effectiveness, resource utilization, regional disparities, diffusion of innovation, intensity of care, workforce allocation, medico-legal issues, and cost.