We are led by remarkable physicians and scientists. Learn about our leaders and their programs.

Leaders

LonserRussell

Russell Lonser, MD

Chair and Professor, Department of Neurological Surgery

I am a professor and chair of the Department of Neurological Surgery. My clinical and surgical research interests are centered on the treatment of brain cancer, brain injuries, pituitary cancers, brain concussions, brain hemorrhage and brain stem tumors.


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Our Doctors

Our Pediatric Surgeons

GovernaleLance

Lance Governale, MD

Assistant Professor, Neurological Surgery

I am an assistant professor in the Department of Neurological Surgery and a pediatric neurosurgeon at Nationwide Children's Hospital. I attended Harvard Medical School and completed my residency in neurology at Brigham and Women's Hospital and my fellowship at Boston Children's Hospital.


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LeonardJeffery

Jeffrey Leonard, MD

Professor and Chief, Pediatric Neurosurgery

I completed my residency and fellowship programs at St. Louis Children’s Hospital and Washington University School of Medicine. Before joining Ohio State’s Neurosurgery team, I was a neurosurgeon at St. Louis Children’s Hospital. I was also an associate professor of neurosurgery and pediatrics at Washington University School of Medicine.


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Pindrik

Jonathan Pindrik, MD

Assistant Professor, Neurological Surgery

I completed my residency and fellowship programs at St. Louis Children’s Hospital and Washington University School of Medicine. Before joining Ohio State’s Neurosurgery team, I was a neurosurgeon at St. Louis Children’s Hospital.


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SribnickEric

Eric Sribnick, MD, PhD

Assistant Professor, Neurological Surgery

I am a assistant professor in clinical neurological surgery and am a pediatric neurosurgeon at Nationwide Children's Hospital. My research interests include pediatric and adult neurotrauma.


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Our Researchers

Our leaders

AmmiratiMario

Mario Ammirati, MD, MBA

Director, Skull Base Neurosurgery

Dr. Ammirati is a professor of neurological surgery and radiation medicine. His research interests include microneurosurgical anatomy of the skull base and brain drug delivery systems.

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CarrauRicardo

Ricardo Carrau, MD

Professor, Department of Otolaryngology – Head and Neck Surgery, Department of Neurological Surgery

Dr. Carrau's clinical and research interests include head oncology, swallowing disorders, salivary gland disorders and sialendoscopy, endoscopic sinus surgery and endoscopic and open skull base surgery. He joined the faculty as director of the Comprehensive Skull Base Surgery Program and co-director of the Anatomy Laboratory Toward Visuospatial Innovation in Otolaryngology and Neurosurgery.

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DeogaonkarMilind

Milind Deogaonkar, MBBS

Associate Professor – Clinical, Department of Neurological Surgery

Dr. Deogaonkar is an associate professor of neurological surgery. His research interests include neuromodulation, neural circuitry and functional neuroimaging.

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FarhadiFrancis

Francis Farhadi, MD, PhD

Director, Spinal Surgery Fellowship Program

Dr. Farhadi’s laboratory is focused on developing and validating small animal models of central and peripheral nervous system injury that can be used to test the potential of stem-cell implantation to enhance functional recovery. The results and conclusions will help guide the rational design of human trials evaluating the clinical potential of stem-cell therapies.

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GovernaleLance

Lance Governale, MD

Chief, Pediatric Neurosurgery, Nationwide Children's Hospital

Dr. Governale graduated from Harvard Medical School and now is an assistant professor of neurological surgery at The Ohio State University College of Medicine.

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KrishnaVibhor

Vibhor Krishna, MBBS

Assistant Professor, Department of Neurological Surgery

Dr. Krishna is an assistant professor of neurological surgery at The Ohio State University College of Medicine. His research interests include functional neuroimaging, tractography, neurophysiology, neuromodulation mechanisms of action and spinal cord injury.

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Jeffrey Leonard, MD

Professor, Department of Neurological Surgery

Dr. Leonard completed his residency and fellowship programs at St. Louis Children’s Hospital and Washington University School of Medicine. Before joining Ohio State’s Neurosurgery team, he was a neurosurgeon at St. Louis Children’s Hospital. His research interests include childhood brain tumors and pediatric head trauma.

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LonserRussell

Russell Lonser, MD

Professor and Chair, Neurological Surgery; Professor, Neuroscience

Dr. Lonser investigates brain, brainstem and spinal cord tumor treatments. He studies neoplasia syndromes, direct nervous system drug delivery and tumor biology. Neoplasia studies include pathogenesis/propagation in familial tumor suppressor syndromes, including von Hippel-Lindau disease. Dr. Lonser leads the National Football League Research Subcommittee and serves on the NFL’s Head, Neck and Spine Medical Committee.

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NimjeeShahid

Shahid Nimjee, MD, PhD

Assistant Professor-Clinical, Neurological Surgery

Dr. Nimjee's clinical interests include open and endovascular treatment of cerebrovascular disease. His research interests include exploiting the properties of RNA biology to better diagnose and treat thromboembolic disease as it pertains to cerebrovascular neurosurgery. Dr. Nimjee was awarded the K12 Award from the National Institute of Neurological Disorders and Stroke, one of only seven neurosurgeons to have received this award.

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OttoBrad

Bradley Otto, MD

Assistant Professor – Clinical, Department of Otolaryngology – Head and Neck Surgery and Department of Neurological Surgery

Dr. Otto's research interests include predictors of clinical outcomes for rhinosinusitis and the pathogenesis of nasal polyps. As a member of the Comprehensive Skull Base Surgery Center, he is also interested in the development of new techniques and devices to treat complex skull base disorders.

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Pindrik

Jonathon Pindrik, MD

Chief, Pediatric Neurosurgery, Nationwide Children's Hospital

Dr. Leonard completed his residency and fellowship programs at St. Louis Children’s Hospital and Washington University School of Medicine. Before joining Ohio State’s Neurosurgery team, he was a neurosurgeon at St. Louis Children’s Hospital. He was also an associate professor of neurosurgery and pediatrics at Washington University School of Medicine. His research interests include childhood brain tumors and pediatric head trauma.

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PowersCiaran

Ciaran Powers, MD, PhD

Assistant Professor, Department of Neurological Surgery

Dr. Ciaran Powers is an assistant professor of neurological surgery. His research interests include early changes in intracellular signaling pathways following subarachnoid hemorrhage, neurocognitive outcome following subarachnoid hemorrhage.

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RezaiAli

Ali Rezai, MD

Executive Director, Neurological Institute; Neuroscience Stanley D. and Joan H. Ross Chair in Neuromodulation

Dr. Rezai's clinical interests include neuromodulation, functional neurosurgery, neuroimaging, movement disorders, psychiatric disorders, pain and traumatic brain injury (TBI). His research interests include neuromodulation for migraine headaches, asthma, addictions, Alzheimer’s, obesity, post-traumatic stress disorders, TBI and autism.

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SribnickEric

Eric Sribnick, MD, PhD

Assistant Professor – Clinical, Department of Neurological Surgery

Dr. Sribnick is a pediatric neurosurgeon at Nationwide Children's Hospital. His research interests include pediatric and adult neurotrauma.

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ThomanWJames

William Thoman, MD

Assistant Professor – Clinical, Neurological Surgery

Dr. Thoman has studied computer models of intracranial physiology, intracranial dynamics and patient simulators, simulator-based educational models of intracranial physiology and brain tumor imaging and surgical management. His research interests include minimally invasive spine surgery and sports-related neurological injuries.

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TimpermanAlbert

Albert Timperman, MD

Professor – Clinical, Department of Neurological Surgery

In addition to his clinical practice at Ohio State's Comprehensive Spine Center, Dr. Timperman is on the faculty of the Department of Neurological Surgery at Ohio State. His work includes comprehensive evaluation, management and surgical and non-surgical therapies for pain due to spinal and non-spinal conditions or muscle spasticity as a result of central nervous system injury or diseases.

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YoussefPatrick

Patrick Youssef, MD

Assistant Professor of Neurological Surgery

Dr. Youssef is an assistant professor of neurological surgery at Ohio State. His research interests include inflammatory and vascular response to subarachnoid hemorrhage, novel therapeutic modalities for complex aneurysms, evaluation of new devices and techniques for use in the treatment of all facets of neurovascular disorders and prevention of vasospasm.

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Staff

Staff

Our leaders

Staff

Pamela Allen

Office Administrative Associate

614-293-4933

Deanne Valentine

Assistant to Dr. Ehud Mendel

614-293-5346

Susan Bell, MS, CNRN

Certified Nurse Practitioner, Dr. McGregor

614-293-3143

Louvenia Broadnax

Lab Office Assistant

614-292-5530

Tammy Combs

Center for Neuromodulation

614-685-3238

Heather Crockett, RN

614-685-4447

Lakesha Cross

Education Coordinator

614-293-0821

Heather Cunningham, CNP

Certified Nurse Practitioner-Neuro-Oncology

614-293-0617

Marissa Dejesus

Nurse Practitioner, Dr. Powers

614-366-8704

Lisa Denning

Research Associate 1

614-292-1321

Leslie Dunn, CNP

Certified Nurse Practitioner

614-366-6891

Mindy Freed

Assistant to Dr. Russell Lonser, Chair

614-685-6985

Heather Freier, RN, MS, CNP

Certified Nurse Practitioner

614-293-8353

Mendy Hollingshead

Department Administrator

614-293-5444

Sharonetta Jones

Office Assistant

614-293-8717

Pamela Kaufman

Certified Nurse Practitioner to Dr. Farhadi

614-293-2456

Balveen Kaur, PhD

Professor

614-292-3984

Judy Lima, RN

Registered Nurse-Neuro-Oncology

614-293-7137

Elizabeth Mastin

Assistant to Dr. Rezai

614-366-2420

Hans Meisen

Graduate Research Associate

614-292-1321

Ann Vidrick, RN, MSN, PHCNS-BC

Certified Clinical Nurse Specialist

614-366-8651

Lori Short

Assistant to Dr. McGregor

614-293-5440

Tracy Sutton

Assistant to Dr. Powers

614-293-6259

Darla Talbott

Nurse Practitioner to Dr. Rezai and Dr. Deogaonkar

855-255-0550

Kelli Tingley

Assistant to Dr. Puduvalli

614-688-7592

Jeff Wojton

Graduate Fellow

614-292-1321

Julia Moore

Assistant to Dr. Elder and Prevedello

614-366-8327