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Department of Neurological Surgery Faculty

  • Mark D. Johnson

    Mark D. Johnson, MD, PhD

    Maroun Semaan Professor of Neurological Surgery
    Chair, Department of Neurological Surgery
    Director, Neurosurgical Oncology
    Co-Director, Chiari and Hydrocephalus Program
    Director, Molecular Brain Tumor Research Laboratory
    Stereotactic Radiosurgery Program

    Clinical Interests: Adult brain tumors, hydrocephalus, Chiari malformation, stereotactic radiosurgery
    Board Certified:
     Neurological Surgery 
    Medical School: Harvard Medical School (Faculty Appt), Boston, MA
    Residency: University of Washington
    Fellowship: Oregon Health and Sciences University

  • Peter S. Amenta

    Peter S. Amenta, MD, FAANS, FACS

    Associate Professor of Neurological Surgery
    Director, Open Vascular and Endovascular Neurosurgery Program
    Director, Skull Base Surgery Program
    Residency Associate Program Director
    Clerkship Director

    Clinical Interests:  Aneurysms, arteriovenous malformations, stroke, skull base surgery, tumor surgery

    Board Certified: Neurological Surgery 

    Medical School: Thomas Jefferson Medical School

    Residency: Thomas Jefferson University Hospital

    Fellowship: University of Miami (Cerebrovascular and Skull Base), Tulane Medical Center (Endovascular/ Neuro-interventional)

  • Oguz I. Cataltepe

    Oguz I. Cataltepe, MD, FACS

    Professor of Neurological Surgery and Pediatrics
    Director, Pediatric Neurosurgery; Director, Surgical Epilepsy Program

    Clinical Interests: Chiari malformation, epilepsy surgery, hydrocephalus, neuroendoscopic and stereotactic surgery
    Medical School: Hacettepe University Medical School
    Residency: Hacettepe University Hospital
    Fellowship: Beth Israel University Hospital (Pediatric Neurosurgery); Cleveland Clinic Foundation (Epilepsy Surgery); Massachusetts General Hospital (Epilepsy/Neurology)

  • Stephen Gutting

    Stephen Gutting, MD

    Assistant Professor of Neurological Surgery
    Co-Director, Spine Surgery

    Clinical Interests: Adult neurosurgery, cervical and lumbar stenosis, spinal fractures, minimally invasive spine surgery, spinal fusion, neuromodulation for chronic pain

    Board Certified: Neurological Surgery

    Medical School: Medical College of Wisconsin

    Residency: Medical College of Wisconsin Affiliated Hospitals

  • Farid Hamzei-Sichani

    Farid Hamzei-Sichani, MD, PhD

    Assistant Professor, Department of Neurological Surgery
    Director, Stereotactic and Functional Neurological Surgery Program

    Clinical Interests: Deep brain stimulation, surgical treatment of epilepsy, Parkinson’s disease, essential tremor, dystonia, spinal cord stimulation, trigeminal neuralgia, spine and general neurosurgery, Chiari malformation 
    Board Certified: Neurological Surgery 
    Medical School: State University of New York, Health Science Center at Brooklyn
    Residency: Icahn School of Medicine at Mount Sinai New York
    Fellowship: Stereotactic and functional neurosurgery, University of Toronto. Functional and epilepsy surgery at Thomas Jefferson University, Neuro-endovascular Fellowship at Icahn School of Medicine at Mount Sinai, New York

  • Thomas A. Pieters

    Thomas A. Pieters, MD

    Assistant Professor of Neurological Surgery, Director of Spinal Oncology, Co - Director Spine Surgery

    Clinical Interests: Adult Brain Tumors, Adult Neurosurgery, Degenerative Spine Disorders, Minimally Invasive Spine Surgery, Spinal Microsurgery, Spinal Reconstruction, Stereotatic Radiosurgery, Syringomyelia, Tethered Cord, Trauma Neurosurgery

    Medical School: UTHealth Houston - McGovern School of Medicine, Houston, TX

    Residency: University of Rochester School of Medicine

    Fellowship Program: Zucker School of Medicine at Hofstra / Northwell
  • Madhav Sukumaran

    Madhav Sukumaran, MD, PhD

    Assistant Professor of Neurological Surgery, Cerebrovascular/ Endovascular

    Clinical Interests: Adult Brain Tumors, Adult Neurosurgery, Aneurysm Repair, Cerebrovascular Neurosurgery, Endoscopic Skull-base Surgery, Neuroendoscopic Surgery, Stereotatic Radiosurgery, Trauma Neurosurgery

    Medical School: Icahn School of Medicine at Mt Sinai- MD, New York, NY
    Graduate School: University of Cambridge - PhD program, United Kingdom
    Residency: McGaw Medical Center of Northwestern University
    Fellowship Program: Brigham & Women's Hospital - Harvard University

  • Arno S. Sungarian

    Arno S. Sungarian, MD

    Assistant Professor of Neurological Surgery

    Clinical interests: Adult brain tumors, endoscopic skull-base surgery, minimally invasive spine surgery
    Board Certified: Neurological Surgery 
    Medical School:
    Brown University School of Medicine
    Residency: Rhode Island Hospital - Lifespan

  • Hongwei Yang

    Hongwei Yang, MD, PhD

    Assistant Professor, Department of Neurological Surgery

    Research Interests:
    Genetics and molecular biology of brain tumors;  Genetics and biology of normal pressure hydrocephalus
    Medical School: China Medical University, Shenyang, China
    Residency: Shengjing Hospital of China Medical University, China
    Graduate School: Graduate School of Medicine and Faculty of Medicine at the University of Tokyo, Japan
    Postdoctoral Fellowship: Dana-Farber Cancer Institute and Brigham and Women’s Hospital, Harvard Medical School

  • Rona Carroll

    Rona Carroll, PhD

    Adjunct Assistant Professor, Department of Neurological Surgery

    Research Interests:
     Genetic abnormalities of brain tumors and patients with normal pressure hydrocephalus
    Graduate School: Massachusetts Institute of Technology
    Postdoctoral Fellowship: Brigham and Women’s Hospital, Harvard Medical School

  • Rachael Sirianni

    Rachael Sirianni, PhD

    Professor, Department of Neurological Surgery
    Vice Chair of Research

    Research Interests: primary expertise is in the field of central nervous system drug delivery, balances preclinical and translational work to develop new therapies in oncology, neuroprotection, and brain injury. Her laboratory group is funded by the National Institutes of Health and other sources, research activities including formulation of drug loaded nanoparticles, imaging of nanoparticle transport, nanoparticle targeting, tissue engineering in the central nervous system, and intrathecal drug delivery.
    Graduate School: Biomedical Engineering from Yale University
    Postdoctoral Fellowship: Diagnostic Radiology at the Yale School of Medicine