Executive Board



Ramin Rak, M.D., F.A.A.N.S.

Ramin Rak, M.D., F.A.A.N.S. is a board certified Neurosurgeon who specializes in Brain and Spine Surgery. He specializes in brain tumors, cerebrovascular and skull base diseases, stereotactic radiosurgery, as well as complex and minimally invasive spinal procedures. He has extensive experience in awake craniotomies and has established awake craniotomy programs in Long Island hospitals. Dr. Rak is an expert in micro-neurosurgical techniques which he utilizes to perform most of his brain and spinal surgeries.

View Dr Rak's practice- Neurological Surgery, P.C.




David H. Harter, MD, FACS, FAANS, FAAP

David H. Harter, MD, FACS, FAANS, FAAP attended medical school at Georgetown University. He then completed neurosurgical training at University of Maryland and fellowship at Children’s Memorial Hospital in Chicago. He was recruited as the third pediatric neurosurgeon in the Division of Pediatric Neurosurgery at NYU-Langone Medical Center. Previously he served as the Director of Pediatric Neurosurgery at Weschester Medical Center in Valhalla. His clinical interests include in endoscopic neurosurgery, pediatric cerebrovascular disorders (Moya Moya syndrome, AVMS), Pediatric spinal disorders and brain tumors. He is a member of the NYU Craniofacial Team. He has published numerous peer-reviewed manuscripts on pediatric neurosurgery techniques, and currently serves on the Executive Board of the AANS/CNS joint section for Pediatric Neurosurgery.

View Dr Harter's Practice - NYU




John M. Abrahams, MD

The most serious brain and spine injuries in the Hudson Valley are brought to Westchester Medical Center, a Level 1 Trauma Center and teaching hospital for New York Medical College. There, Dr. John Abrahams spends hours in surgery treating emergency cases. He performs difficult procedures, such as complex spinal surgery and skull base operations. He has successfully treated hundreds of brain aneurysms using state-of-the-art technology and protocols. A full-time faculty member, Dr. Abrahams is an associate professor of Neurosurgery at New York Medical College.

View Dr Abrahams' Practice - NYU




Lee E. Tessler, M.D.

Lee Tessler, M.D., F.A.A.N.S., F.A.C.S. is a Neurosurgeon who specializes in the treatment of primary brain tumors, metastatic tumors, meningiomas, stereotactic surgery, and radiosurgery. Dr. Tessler serves as the Executive Director and Co-Surgical Director of the Long Island Brain Tumor Center. He is board certified by the American Board of Neurological Surgeons and a Fellow of the American College of Surgeons. Dr. Tessler grew up in Syosset, Long Island, the oldest of three brothers. He received his undergraduate degree cum laude from Duke University in Durham, North Carolina, and completed Post-Baccalaureate studies at University of California, Los Angeles, California. He obtained his medical degree at The Ohio State University College of Medicine and Public Health, Columbus, Ohio.

View Dr Tessler's Practice - Neurological Surgery, P.C.


Board of Directors

  • Ezriel E. Kornel, M.D.
  • Kent R. Duffy, M.D.
  • Bennie W. Chiles III, M.D.
  • Michael H. Brisman, M.D.
  • Erich G. Anderer, M.D.



New York State Neurosurgical Society. All Rights Reserved. 2017