beth israel deaconess medical center a harvard medical school teaching hospital

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Meet Our Team

Ron L. Alterman, MD
Chief, Neurosurgery

Dr. Alterman is Professor of Neurosurgery at Harvard Medical School and Chief of Neurosurgery at BIDMC. He received his medical degree from Albert Einstein College of Medicine in New York. Dr. Alterman completed an internship in general surgery at Washington University - St. Louis and a residency in neurosugery at Montefiore Medical Center. He also received an MBA from Columbia University. Board certified in neurological surgery, his clinical interests include deep brain stimulation, epilepsy, tumor surgery, and movement disorders.



Jeffrey Arle, MD, PhD
Associate Chief, Neurosurgery

Jeffrey Arle, MD, PhD, FAANSDr. Arle is Associate Professor of Neurosurgery at Harvard Medical School and Associate Chief of Neurosurgery at BIDMC. He received his medical degree from University of Connecticut School of Medicine in Framington, CT, and completed an internship in general surgery and a residency in Neurological Surgery at Hospital of the University of Pennsylvania. He went on to complete a fellowship in epilepsy and movement disorder at New York University Medical Center. Board certified in neurological surgery, Dr. Arle’s clinical interests include neuromodulation, epilepsy, pain, neuroprosthetics, complex spine disorders, and brain tumors.

View Dr. Arle's research page



Ekkehard M. Kasper, MD, PhD
Co-Director, BIDMC Brain Tumor Center 
Director, Neurosurgical Oncology, BIDMC Cancer Center
 
Co-Director, CyberKnife Center 
 
Dr. Ekkehard KasperDr. Kasper's is Assistant Professor of Neurosurgery at Harvard Medical School, Co-Director of the Brain Tumor Center at BIDMC, Director of Neurosurgical Oncology in the BIDMC Cancer Center, and Co-Director of the CyberKnife Center. He received his medical degree from Albert Ludwigs Universitat Freiburg Medizinische Fakulat in Germany. Dr. Kasper completed his internship and residency in neurosurgery at Massachusetts General Hospital, and also trained at the University of Freiburg Medical School. He received a Rhodes Scholarship to obtain a doctoral degree in neurobiology at Oxford University. His clinical interests include brain tumors, radiosurgery, and minimal invasive endoscopic surgery. 

Christopher Ogilvy, MD
Director, BIDMC Brain Aneurysm Institute
Director, Endovascular and Operative Neurovascular Surgery


Dr. Ogilvy is Professor of Neurosurgery at Harvard Medical School,and Director of the Brain Aneurysm Institute and Director of Endovascular and Operative Neurovascular Surgery at BIDMC. He received his medical degree from Dartmouth Medical School and completed his residency in neurosurgery at Massachusetts General Hospital. He completed his fellowship in endovascular neurosurgery at State University of New York at Buffalo School of Medicine. Dr. Ogilvy's clinical interests include intracranial aneurysms, intracranial and spinal arteriovenous malformations (AVMs), extracranial and intracranial (carotid and vertebral) atherosclerotic disease, cavernous malformations (brain and spinal cord), Moya-Moya disease, acute stroke (thrombolysis), brain hemorrhage, and other brain vascular malformations.

Efstathios Papavassiliou, MD 

Dr. Efstathios PapavassiliouDr. Papavassiliou is Assistant Professor of Neurosurgery at Harvard Medical School and on staff in the Division of Neurosurgery at BIDMC. He received his medical degree from the University of Athens School of Medicine and completed his residency at Hahneman/MCP University in Philadelphia, Pennsylvania, and the Medical College of Wisconsin-affiliated hospitals in Milwaukee, Wis. He completed a fellowship in neurological surgery at the University of California (San Francisco) Medical Center in California. Dr. Papavassiliou’s clinical interests include movement disorders, epilepsy, spine surgery, and microvascular decompression.    
  


Martina Stippler, MD
Director of Neurotrauma

Dr. Stippler is Visiting Assistant Professor of Neurosurgery at Harvard Medical School and Director of Neurotrauma at BIDMC. She received her medical degree from Leopold Franzens University in Innsbruck, Austria, and completed a neurological surgery residency at the University of Pittsburgh Medical Center, where she also earned a MSc degree in clinical science. Dr. Stippler’s clinical areas of expertise are neurotrauma, complex and minimally invasive spine surgery, and endoscopic pituitary surgery. Her research and education efforts are focused on using multimodality monitoring data to predict brain swelling and advanced imaging to triage mild TBI. She also has a background in medical ethics.



Ajith J. Thomas, MD 
Co-Director, BIDMC Brain Aneurysm Institute
Program Director, Neurointerventional Fellowship

Ajith J. Thomas, MDDr. Thomas is Assistant Professor of Neurosurgery at Harvard Medical School, Co-Director of the Brain Aneurysm Institute at BIDMC, and Program Director of the Neurointerventional Fellowship. He received his medical degree from Christian Medical College in Vellore, India. He completed his internship at Christian Medical College-Vellore and the University of North Dakota, and his residency at Mayo Clinic Rochester in Minnesota and Henry Ford Hospital in Michigan. Dr. Thomas completed a fellowship in interventional neuro-radiology at the University of Pittsburgh Medical Center in Pennsylvania. Dr. Thomas's major clinical interests are subarachnoid hemorrhage, aneurysms, stroke, arteriovenous malformations, trigeminal neuralgia, and peripheral nerve disorders.


Edwin Fischer, MD

Dr. Fischer is Associate Professor of Neurosurgery at Harvard Medical School on staff in the Division of Neurosurgery at BIDMC. He received his medical degree from Columbia University College of Physicians and Surgeons in New York. He completed his internship at University Hospitals of Cleveland and his residency at University Hospitals of Cleveland and Boston Children's Hospital. Dr. Fischer's clinical interest is general neurosurgery.



Outpatient Nurse Practitioners

Deirdra Buckley, MS, RN, ANP-c
Brain Aneurysm Institute 

Jan Fleischmen, NP
Neurosurgery

Inpatient Nurse Practitioners & Physician Assistants

Emily Azzalino, PA-C
Andrew Busler, NP
Nicole Catatao, NP Clinical Manager of Neurosurgery
Diane DiNobile, NP 
Shiva Kashanipour, PA-C
Jason Kiaffas, NP
Ruth Navedo, NP
Natasha Poylin, NP
Erin Rebelo, PA-C
Tara Rukstalis, NP
Kim Soorajbally, PA-C
Lisa Williams, NP

Contact Information

Neurosurgery
Department of Surgery
Beth Israel Deaconess Medical Center
West Campus, Lowry Medical Office Building, Suite 3B
110 Francis St.
Boston, MA 02215
617-632-7246

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