Concussion and Brain Injury Clinic

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Our Team

The Weill Cornell Concussion Clinic is staffed by nationally recognized experts in traumatic brain injury and concussion:


Dr. Philip Stieg
Philip E. Stieg, M.D., Ph.D., Chairman of the Department of Neurosurgery, Neurosurgeon-in-Chief of NewYork-Presbyterian/Weill Cornell Medical Center, and Director of the Weill Cornell Brain and Spine Center, is an internationally recognized neurosurgeon whose expertise is in cerebrovascular disorders and neurotrauma. Dr. Stieg is an independent consultant to the NFL and is frequently called upon by the media to discuss high-profile head injuries. More about Dr. Stieg
Dr. Marc Dinkin
Marc Dinkin, M.D., is a neuro-ophthalmologist specializing in evaluating and treating patients with post-concussion vision problems, including visuospatial processing and visual attention.More about Dr. Dinkin
Dr. Kai-Ming Fu
Kai Ming Fu, M.D., Ph.D., is a neurosurgeon specializing in reconstructive spinal surgery. His practice focuses on trauma, scoliosis, and degenerative spine disease.More about Dr. Fu
Dr. Jeffrey Greenfield
Jeffrey Greenfield, M.D., Ph.D., is a pediatric neurosurgeon who operates on and helps medically manage children with moderate to severe head trauma through the use of invasive intracranial brain monitoring. These devices measure brain oxygen, temperature, and pressure and are part of the unique pediatric neuroscience intensive care unit he helped found, the first of its kind in New York City. Dr. Greenfield has an active IRB studying the utility of these monitors and also has an interest in the rearrangement of eloquent areas of the brain in severe brain injuries as visualized through the use of diffusion tensor imaging. More about Dr. Greenfield
Dr. Roger Härtl
Roger Härtl, M.D., is a board-certified neurosurgeon and the Director of Spinal Surgery at the Weill Cornell Brain and Spine Center. Dr. Härtl, who serves as the neurosurgeon for the New York Giants football team, specializes in traumatic brain injury and the treatment of brain edema and intracranial hypertension in brain-injured patients.More about Dr. Härtl
Dr. Mark Herceg
Mark Herceg, Ph.D., is the Director of Neuropsychology for the Brain Injury Unit at Burke Rehabilitation Hospital in White Plains, New York.  Dr. Herceg specializes in neuropsychological testing for concussion patients and post-concussion cognitive rehabilitation when needed.  He has more than 15 years of experience, including working with high school, college, and professional athletes who sustain concussions.More about Dr. Herceg
Dr. Barry Jordan
Barry Jordan, M.D., is a board-certified neurologist at the Burke Rehabilitation Hospital in White Plains, New York, which is a member of the New York-Presbyterian Healthcare System. Dr. Jordan is the Director of the Brain Injury Program and Director of the Memory Evaluation and Treatment Service at Burke, where he specializes in the long-term chronic effects of repetitive sport-related concussion.More about Dr. Jordan
Dr. Louise Klebanoff
Louise Klebanoff, M.D., is a board-certified neurologist and Chief of General Neurology at NewYork-Presbyterian/Weill Cornell Medical Center. With 20 years of experience as a neurologist, Dr. Klebanoff specializes in the treatment of post-concussion headaches, neck and back pain, pinched nerves, dizziness, and vertigo.More about Dr. Klebanoff
Dr. Barry Kosofsky
Barry Kosofsky, M.D., is a board-certified child neurologist with special interest and expertise in pediatric traumatic brain injury. In collaboration with the Brain Trauma Foundation he has been pursuing clinical research funded by the Defense Department and DARPA to utilize advanced MRI-based methods to identify individuals with structural and associated functional brain injury following traumatic brain injury. Dr. Kosofsky directs the Pediatric Concussion Clinic at WCMC.More about Dr. Kosofsky
Dr. Michael O'Dell
Michael O'Dell, M.D., is Chief of Clinical Services in the Department of Rehabilitation Medicine and Medical Director of the Inpatient Rehabilitation Medicine Center at NewYork-Presbyterian/Weill Cornell Medical Center. Dr. O’Dell specializes in neurological rehabilitation in persons with traumatic brain injury and works with an outstanding group of rehabilitation therapists and nurses to help patients recover.More about Dr. O'Dell
Dr. Kenneth Perrine
Kenneth Perrine, Ph.D., ABPP-CN, is a board-certified clinical neuropsychologist who specializes in mild traumatic brain injury. Dr. Perrine is the consulting neuropsychologist for the New York Jets and New York Islanders, where he evaluates players with concussions for return to practice and play. At the Weill Cornell Concussion and Brain Injury Clinic, Dr. Perrine provides assessments and recommendations for children and adults with concussion or mild TBI.More about Dr. Perrine
Dr. Lisa Ravdin
Lisa D. Ravdin, Ph.D., ABPP-CN, is a board-certified neuropsychologist and the Director of the  Neuropsychology Service in the Department of Neurology & Neuroscience at NewYork-Presbyterian/Weill Cornell Medical Center. Dr. Ravdin performs neuropsychological evaluations to determine the extent of cognitive dysfunction and factors contributing to persistent symptoms, and makes recommendations to inform treatment planning. She has done research on the effects of head trauma by studying both active and retired professional boxers as a model for head trauma.More about Dr. Ravdin
Dr. Amanda Sacks
Amanda L. Sacks-Zimmerman, Ph.D., ABPP-CN, is a board-certified clinical neuropsychologist who specializes in assessing and treating neurological disorders with cognitive remediation as well as researching the cognitive impact of brain injury. Dr. Sacks-Zimmerman treats a variety of patients who suffer from cognitive and emotional difficulties due to concussion and other traumatic brain injuries; brain tumor surgery; epilepsy; radiation/chemotherapy; cerebrovascular disease; movement disorders; metabolic disorders, infection; chemical toxin exposure; and dementia.More about Dr. Sacks-Zimmerman
Dr. David Salsberg
David Salsberg, Ph.D., is a pediatric neuropsychologist with expertise in assessing and treating children who have suffered a brain injury, including concussion or TBI, stroke, or brain tumor. Dr. Salsberg conducts neuropsychological testing on children who have sustained concussions and provides proper assessment and diagnosis, and appropriate recommendations for back-to-school and back-to-play timing.
Dr. Nitin Sethi
Nitin Sethi, M.D., is a board-certified neurologist who provides comprehensive care to patients suffering from neurological conditions such as seizures, headaches, sleep disorders, and back pain. Dr. Sethi conducts neurological evaluations of patients after brain injuries and provides follow-up care to those suffering from post-concussion headaches or sleep issues. He also works as a ringside physician for the New York State Athletic Commission.More about Dr. Sethi
Jessica Spat-Lemus, PhD
Jessica Spat-Lemus, PhD, Dr. Jessica Spat-Lemus is a clinical neuropsychologist who specializes in the neuropsychological testing, evaluation, and treatment of children with neurological disorders. She takes a multidisciplinary, multicultural approach and provides compassionate, understanding care to her patients and their families.  More about Dr. Spat-Lemus

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