Our Fellows

Department of Neurosurgery
Our Expertise
Our Providers
The Multidisiplinary Brain Metastasis Clinic
Pituitary & Skull Base Tumor Center
Neuromodulation Center for Cancer Pain
Minimally Invasive Spine Surgery Center
Neurosurgical Oncology Fellowship
Medical Student Electives
Pediatric Neurosurgery at Memorial Sloan Kettering Cancer Center

Our Fellows

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Current Neurosurgery Fellows

Stephen G. Bowden, MD
Stephen G. Bowden, MD
Neurosurgical Oncology Fellow 2024-2025
Residency: Oregon Health & Science University

Justiss A. Kallos, MD
Justiss A. Kallos, MD
Neurosurgical Oncology Spine Fellow 2024-2025
Residency: University of Pittsburgh

 

Stephanie Marie Robert, MD, PhD
Stephanie Marie Robert, MD, PhD
Neurosurgical Oncology Fellow 2024-2025
Residency: Yale New Haven Hospital
 

Publications from our neurosurgery fellows

Radiographic and clinical outcomes using intraoperative magnetic resonance imaging for transsphenoidal resection of pituitary adenomas. Rupa G Juthani 1 2, Anne S Reiner 3, Ankur R Patel 2, Aimee Cowan 2, Marie Roguski 2 4, Katherine S Panageas 3, Eliza B Geer 5 6, Sasan Karimi 7, Marc A Cohen 8 6, Viviane Tabar 2 6. J Neurosurg. 2020 Jul 3;1-12.

Clinical Outcomes in Patients with Renal Cell Carcinoma Metastases to the Choroid Plexus. Celina M Crisman 1, Ankur R Patel 2, Graham Winston 3, Cameron W Brennan 2, Viviane Tabar 2, Nelson S Moss 4. World Neurosurg. 2020 Aug;140:e7-e13.

Survival Trends After Surgery for Spinal Metastatic Tumors: 20-Year Cancer Center Experience. Rothrock RJ, Barzilai O, Reiner AS, Lis E, Schmitt AM, Higginson DS, Yamada Y, Bilsky MH, Laufer I. Neurosurgery. 2020 Sep 24:

The Role of Minimal Access Surgery in the Treatment of Spinal Metastatic Tumors. Barzilai O, Bilsky MH, Laufer I. Global Spine J. 2020 Apr;10(2 Suppl):79S-87S.

Full endoscopic resection of a lumbar osteoblastoma: technical note. Newman WC, Vaynrub M, Bilsky MH, Laufer I, Barzilai O. J Neurosurg Spine. 2020 Apr 3:1-4.

Surgical Management of Intramedullary Spinal Cord Tumors. Hussain I, Parker WE, Barzilai O, Bilsky MH. Neurosurg Clin N Am. 2020 Apr;31(2):237-249.

Minimally Invasive Surgery Strategies: Changing the Treatment of Spine Tumors. Barzilai O, Robin AM, O’Toole JE, Laufer I. Neurosurg Clin N Am. 2020 Apr;31(2):201-209.

Long-term outcomes of high-dose single-fraction radiosurgery for chordomas of the spine and sacrum. Jin CJ, Berry-Candelario J, Reiner AS, Laufer I, Higginson DS, Schmitt AM, Lis E, Barzilai O, Boland P, Yamada Y, Bilsky MH. J Neurosurg Spine. 2019 Oct 18:1-10.

Image guidance in spine tumor surgery. Kelly PD, Zuckerman SL, Yamada Y, Lis E, Bilsky MH, Laufer I, Barzilai O. Neurosurg Rev. 2020 Jun;43(3):1007-1017.

Outcome analysis of surgery for symptomatic spinal metastases in long-term cancer survivors. Barzilai O, McLaughlin L, Lis E, Yamada Y, Bilsky MH, Laufer I. J Neurosurg Spine. 2019 Apr 26:1-6.

Spinal Instability Neoplastic Score component validation using patient-reported outcomes. Hussain I, Barzilai O, Reiner AS, McLaughlin L, DiStefano NM, Ogilvie S, Versteeg AL, Fisher CG, Bilsky MH, Laufer I. J Neurosurg Spine. 2019 Jan 18:1-7.

Utility of Cement Augmentation via Percutaneous Fenestrated Pedicle Screws for Stabilization of Cancer-Related Spinal Instability. Barzilai O, McLaughlin L, Lis E, Reiner AS, Bilsky MH, Laufer I. Oper Neurosurg (Hagerstown). 2019 May 1;16(5):593-599.

Change in the cross-sectional area of the thecal sac following balloon kyphoplasty for pathological vertebral compression fractures prior to spine stereotactic radiosurgery. Lis E, Laufer I, Barzilai O, Yamada Y, Karimi S, McLaughlin L, Krol G, Bilsky MH. J Neurosurg Spine. 2018 Oct 19;30(1):111-118.

Survival, local control, and health-related quality of life in patients with oligometastatic and polymetastatic spinal tumors: A multicenter, international study. Barzilai O, Versteeg AL, Sahgal A, Rhines LD, Bilsky MH, Sciubba DM, Schuster JM, Weber MH, Pal Varga P, Boriani S, Bettegowda C, Fehlings MG, Yamada Y, Clarke MJ, Arnold PM, Gokaslan ZL, Fisher CG, Laufer I, The Ao Spine Knowledge Forum Tumor. Cancer. 2019 Mar 1;125(5):770-778.

Minimal Access Surgery for Spinal Metastases: Prospective Evaluation of a Treatment Algorithm Using Patient-Reported Outcomes. Barzilai O, McLaughlin L, Amato MK, Reiner AS, Ogilvie SQ, Lis E, Yamada Y, Bilsky MH, Laufer I. World Neurosurg. 2018 Dec;120:e889-e901.

Hybrid Therapy for Metastatic Epidural Spinal Cord Compression: Technique for Separation Surgery and Spine Radiosurgery. Barzilai O, Laufer I, Robin A, Xu R, Yamada Y, Bilsky MH. Oper Neurosurg (Hagerstown). 2019 Mar 1;16(3):310-318.

Hybrid surgery-radiosurgery therapy for metastatic epidural spinal cord compression: A prospective evaluation using patient-reported outcomes. Barzilai O, Amato MK, McLaughlin L, Reiner AS, Ogilvie SQ, Lis E, Yamada Y, Bilsky MH, Laufer I. Neurooncol Pract. 2018 May;5(2):104-113.

State of the Art Treatment of Spinal Metastatic Disease. Barzilai O, Fisher CG, Bilsky MH. Neurosurgery. 2018 Jun 1;82(6):757-769.

Predictors of quality of life improvement after surgery for metastatic tumors of the spine: prospective cohort study. Barzilai O, McLaughlin L, Amato MK, Reiner AS, Ogilvie SQ, Lis E, Yamada Y, Bilsky MH, Laufer I. Spine J. 2018 Jul;18(7):1109-1115.

Safety and utility of kyphoplasty prior to spine stereotactic radiosurgery for metastatic tumors: a clinical and dosimetric analysis. Barzilai O, DiStefano N, Lis E, Yamada Y, Lovelock DM, Fontanella AN, Bilsky MH, Laufer I. J Neurosurg Spine. 2018 Jan;28(1):72-78.

Patient-reported outcomes after surgical stabilization of spinal tumors: symptom-based validation of the Spinal Instability Neoplastic Score (SINS) and surgery. Hussain I, Barzilai O, Reiner AS, DiStefano N, McLaughlin L, Ogilvie S, Bilsky M, Laufer I. Spine J. 2018 Feb;18(2):261-267.

Integrating Evidence-Based Medicine for Treatment of Spinal Metastases Into a Decision Framework: Neurologic, Oncologic, Mechanicals Stability, and Systemic Disease. Barzilai O, Laufer I, Yamada Y, Higginson DS, Schmitt AM, Lis E, Bilsky MH. J Clin Oncol. 2017 Jul 20;35(21):2419-2427.

Peripheral nervous system injury after high-dose single-fraction image-guided stereotactic radiosurgery for spine tumors. Stubblefield MD, Ibanez K, Riedel ER, Barzilai O, Laufer I, Lis E, Yamada Y, Bilsky MH. Neurosurg Focus. 2017 Mar;42(3):E12.

The impact of histology and delivered dose on local control of spinal metastases treated with stereotactic radiosurgery. Yamada Y, Katsoulakis E, Laufer I, Lovelock M, Barzilai O, McLaughlin LA, Zhang Z, Schmitt AM, Higginson DS, Lis E, Zelefsky MJ, Mechalakos J, Bilsky MH. Neurosurg Focus. 2017 Jan;42(1):E6.

Current Management and Treatment Modalities for Intramedullary Spinal Cord Tumors. Rupa G Juthani 1, Mark H Bilsky, Michael A Vogelbaum. Curr Treat Options Oncol. 2015 Aug;16(8):39

Minimally Invasive Surgery Strategies: Changing the Treatment of Spine Tumors. Barzilai O, Robin AM, O’Toole JE, Laufer I. Neurosurg Clin N Am. 2020 Apr;31(2):201-209.

Hybrid Therapy for Metastatic Epidural Spinal Cord Compression: Technique for Separation Surgery and Spine Radiosurgery. Barzilai O, Laufer I, Robin A, Xu R, Yamada Y, Bilsky MH. Oper Neurosurg (Hagerstown). 2019 Mar 1;16(3):310-318.

Stereotactic Radiosurgery: The Revolutionary Advance in the Treatment of Spine Metastases. Robin AM, Yamada Y, McLaughlin LA, Schmitt A, Higginson D, Lis E, Bilsky MH. Neurosurgery. 2017 Sep 1;64(CN_suppl_1):59-65.

Glioblastoma stem-like cells give rise to tumour endothelium. Wang R, Chadalavada K, Wilshire J, Kowalik U, Hovinga KE, Geber A, Fligelman B, Leversha M, Brennan C, Tabar V. Nature. 2010 Dec 9;468(7325):829-33.

Organotypic explant culture of glioblastoma multiforme and subsequent single-cell suspension. Shimizu F, Hovinga KE, Metzner M, Soulet D, Tabar V. Curr Protoc Stem Cell Biol. 2011 Dec;Chapter 3:Unit3.5

The relationship between repeat resection and overall survival in patients with glioblastoma: a time-dependent analysis. Goldman DA, Hovinga K, Reiner AS, Esquenazi Y, Tabar V, Panageas KS. J Neurosurg. 2018 Nov 1;129(5):1231-1239.

EGFR amplification and classical subtype are associated with a poor response to bevacizumab in recurrent glioblastoma. Hovinga KE, McCrea HJ, Brennan C, Huse J, Zheng J, Esquenazi Y, Panageas KS, Tabar V. J Neurooncol. 2019 Apr;142(2):337-345.

Molecular and Clinical Effects of Notch Inhibition in Glioma Patients: A Phase 0/I Trial. Xu R, Shimizu F, Hovinga K, Beal K, Karimi S, Droms L, Peck KK, Gutin P, Iorgulescu JB, Kaley T, DeAngelis L, Pentsova E, Nolan C, Grommes C, Chan T, Bobrow D, Hormigo A, Cross JR, Wu N, Takebe N, Panageas K, Ivy P, Supko JG, Tabar V, Omuro A. Clin Cancer Res. 2016 Oct 1;22(19):4786-4796.

Thalamic Glioblastoma: Clinical Presentation, Management Strategies, and Outcomes. Esquenazi Y, Moussazadeh N, Link TW, Hovinga KE, Reiner AS, DiStefano NM, Brennan C, Gutin P, Tabar V. Neurosurgery. 2018 Jul 1;83(1):76-85.

Intracranial meningioma with vertebral or intraspinal metastasis: report of 2 cases and review of the literature. Singh R, Ryan C, Chohan MO, Tisnado J, Hadjigeorgiou GF, Bilsky MH. J Neurosurg Spine. 2016 Dec;25(6):775-781.

Surgical Decompression of High-Grade Spinal Cord Compression from Hormone Refractory Metastatic Prostate Cancer. Chohan MO, Kahn S, Cederquist G, Reiner AS, Schwab J, Laufer I, Bilsky M. Neurosurgery. 2018 May 1;82(5):670-677.

Predictors of Treatment Response and Survival Outcomes in Meningioma Recurrence with Atypical or Anaplastic Histology. Chohan MO, Ryan CT, Singh R, Lanning RM, Reiner AS, Rosenblum MK, Tabar V, Gutin PH. Neurosurgery. 2018 Jun 1;82(6):824-832.

Prior malignancies in patients harboring glioblastoma: an institutional case-study of 2164 patients. Brad E Zacharia 1 2, Natalie DiStefano 3, Marius M Mader 4, Muhammad O Chohan 5, Shahiba Ogilvie 3, Cameron Brennan 3, Philip Gutin 3, Viviane Tabar 3. J Neurooncol. 2017 Sep;134(2):245-251.

Incidence and risk factors for preoperative deep venous thrombosis in 314 consecutive patients undergoing surgery for spinal metastasis. Brad E Zacharia 1, Sweena Kahn 1, Evan D Bander 2, Gustav Y Cederquist 2, William P Cope 2, Lily McLaughlin 1, Alexa Hijazi 1, Anne S Reiner 3, Ilya Laufer 1, Mark Bilsky 1. J Neurosurg Spine. 2017 Aug;27(2):189-197.

Update on management of vertebral column tumors. Liu JK, Laufer I, Bilsky MH. CNS Oncol. 2014 Mar;3(2):137-47.

Outcome of resection of infratemporal fossa tumors. Givi B, Liu J, Bilsky M, Mehrara B, Disa J, Pusic A, Cordeiro P, Shah JP, Kraus DH. Head Neck. 2013 Nov;35(11):1567-72.

Improvement in pain after lumbar surgery in cancer patients with mechanical radiculopathy. Jennifer Moliterno 1, Clinton A Veselis 2, Michael A Hershey 3, Eric Lis 4, Ilya Laufer 2, Mark H Bilsky. Spine J. 2014 Oct 1;14(10):2434-9.

Genomic analysis of non-NF2 meningiomas reveals mutations in TRAF7, KLF4, AKT1, and SMO. Victoria E Clark 1, E Zeynep Erson-Omay, Akdes Serin, Jun Yin, Justin Cotney, Koray Ozduman, Timuçin Avşar, Jie Li, Phillip B Murray, Octavian Henegariu, Saliha Yilmaz, Jennifer Moliterno Günel, Geneive Carrión-Grant, Baran Yilmaz, Conor Grady, Bahattin Tanrikulu, Mehmet Bakircioğlu, Hande Kaymakçalan, Ahmet Okay Caglayan, Leman Sencar, Emre Ceyhun, A Fatih Atik, Yaşar Bayri, Hanwen Bai, Luis E Kolb, Ryan M Hebert, S Bulent Omay, Ketu Mishra-Gorur, Murim Choi, John D Overton, Eric C Holland, Shrikant Mane, Matthew W State, Kaya Bilgüvar, Joachim M Baehring, Philip H Gutin, Joseph M Piepmeier, Alexander Vortmeyer, Cameron W Brennan, M Necmettin Pamir, Türker Kiliç, Richard P Lifton, James P Noonan, Katsuhito Yasuno, Murat Günel. Science. 2013 Mar 1;339(6123):1077-80.

Survival in patients treated for anaplastic meningioma. Jennifer Moliterno 1, William P Cope 2, Emma D Vartanian 2, Anne S Reiner 3, Roselyn Kellen 2, Shahiba Q Ogilvie 2, Jason T Huse 4, Philip H Gutin 2. J Neurosurg. 2015 Jul;123(1):23-30.

Longitudinal analysis of treatment-induced genomic alterations in gliomas. E Zeynep Erson-Omay 1 2, Octavian Henegariu 1 2 3 4 5, S Bülent Omay 1 2, Akdes Serin Harmancı 1 2, Mark W Youngblood 1 2 3, Ketu Mishra-Gorur 1 2 3 4 5, Jie Li 6, Koray Özduman 7, Geneive Carrión-Grant 1 2, Victoria E Clark 1 2 3, Caner Çağlar 1 2, Mehmet Bakırcıoğlu 1 2, M Necmettin Pamir 7, Viviane Tabar 8, Alexander O Vortmeyer 6, Kaya Bilguvar 1 3 5 9, Katsuhito Yasuno 1 2, Lisa M DeAngelis 10, Joachim M Baehring 2 11 12, Jennifer Moliterno 1 2 12, Murat Günel 13 14 15 16 17 18 19 20. Genome Med. 2017 Feb 2;9(1):12.

The Role of Extent of Resection in IDH1 Wild-Type or Mutant Low-Grade Gliomas. Toral Patel 1, Evan D Bander 2 3, Rachael A Venn 2, Tiffany Powell 2, Gustav Young-Min Cederquist 2, Peter M Schaefer 2, Luis A Puchi 2, Akbarshakh Akhmerov 2, Shahiba Ogilvie 2, Anne S Reiner 4, Nelson Moussazadeh 2 3, Viviane Tabar. Neurosurgery. 2018 Jun 1;82(6):808-814.

Surveillance after resection of vestibular schwannoma: measurement techniques and predictors of growth. Tang S, Griffin AS, Waksal JA, Phillips CD, Johnson CE, Comunale JP, Karimi S, Powell TL, Stieg PE, Gutin PH, Brown KD, Sheehan M, Selesnick SH. Otol Neurotol. 2014 Aug;35(7):1271-6.

The incidence and patterns of hardware failure after separation surgery in patients with spinal metastatic tumors. Nduka M Amankulor, Ran Xu, J Bryan Iorgulescu, Talia Chapman, Anne S Reiner, Elyn Riedel, Eric Lis, Yoshiya Yamada, Mark Bilsky, Ilya Laufer. Spine J. 2014 Sep 1;14(9):1850-9.

Resection of glioma in an fMRI-defined “split” Broca’s area. Joon-Hyung Kim, Nduka M Amankulor, Kyung K Peck, Nicole Brennan, Philip H Gutin, Andrei I Holodny. Neurocase. 2014;20(5):481-6.

Prophylactic antiepileptic drug therapy in patients undergoing supratentorial meningioma resection: a systematic analysis of efficacy. Komotar RJ, Raper DM, Starke RM, Iorgulescu JB, Gutin PH. J Neurosurg. 2011 Sep;115(3):483-90.

Neurosurgery for brain tumors: update on recent technical advances. Sherman JH, Hoes K, Marcus J, Komotar RJ, Brennan CW, Gutin PH. Curr Neurol Neurosci Rep. 2011 Jun;11(3):313-9.

Thorascopic resection of an apical paraspinal schwannoma using the da Vinci surgical system. Finley D, Sherman JH, Avila E, Bilsky M. J Neurol Surg A Cent Eur Neurosurg. 2014 Jan;75(1):58-63.

The role of radiotherapy following gross-total resection of atypical meningiomas. Komotar RJ, Iorgulescu JB, Raper DM, Holland EC, Beal K, Bilsky MH, Brennan CW, Tabar V, Sherman JH, Yamada Y, Gutin PH. J Neurosurg. 2012 Oct;117(4):679-86.

Hybrid Therapy for Spinal Metastases. Rothrock R, Pennington Z, Ehresman J, Bilsky MH, Barzilai O, Szerlip NJ, Sciubba DM. Neurosurg Clin N Am. 2020 Apr;31(2):191-200.

An integrated multidisciplinary algorithm for the management of spinal metastases: an International Spine Oncology Consortium report. Spratt DE, Beeler WH, de Moraes FY, Rhines LD, Gemmete JJ, Chaudhary N, Shultz DB, Smith SR, Berlin A, Dahele M, Slotman BJ, Younge KC, Bilsky M, Park P, Szerlip NJ. Lancet Oncol. 2017 Dec;18(12):e720-e730

Stereotactic Ablative Radiotherapy for the Management of Spinal Metastases: A Review. Glicksman RM, Tjong MC, Neves-Junior WFP, Spratt DE, Chua KLM, Mansouri A, Chua MLK, Berlin A, Winter JD, Dahele M, Slotman BJ, Bilsky M, Shultz DB, Maldaun M, Szerlip N, Lo SS, Yamada Y, Vera-Badillo FE, Marta GN, Moraes FY. JAMA Oncol. 2020 Apr 1;6(4):567-577.

Transsphenoidal resection of sellar tumors using high-field intraoperative magnetic resonance imaging. Nicholas J Szerlip, Yi-Chen Zhang, Dimitris G Placantonakis, Marc Goldman, Kara B Colevas, David G Rubin, Eric J Kobylarz, Sasan Karimi, Monica Girotra, Viviane Tabar. Skull Base. 2011 Jul;21(4):223-32.

Quantitative assessment of intragenic receptor tyrosine kinase deletions in primary glioblastomas: their prevalence and molecular correlates. Kastenhuber ER, Huse JT, Berman SH, Pedraza A, Zhang J, Suehara Y, Viale A, Cavatore M, Heguy A, Szerlip N, Ladanyi M, Brennan CW. Acta Neuropathol. 2014 May;127(5):747-59.

Intratumoral heterogeneity of receptor tyrosine kinases EGFR and PDGFRA amplification in glioblastoma defines subpopulations with distinct growth factor response. Szerlip NJ, Pedraza A, Chakravarty D, Azim M, McGuire J, Fang Y, Ozawa T, Holland EC, Huse JT, Jhanwar S, Leversha MA, Mikkelsen T, Brennan CW

Stabilization of Tumor-Associated Craniovertebral Junction Instability: Indications, Operative Variables, and Outcomes. Zuckerman SL, Kreines F, Powers A, Iorgulescu JB, Elder JB, Bilsky MH, Laufer I.

Intraoperative neurophysiologic monitoring and neurologic outcomes in patients with epidural spine tumors. Avila EK, Elder JB, Singh P, Chen X, Bilsky MH. Clin Neurol Neurosurg. 2013 Oct;115(10):2147-52.

Cervical juxtafacet cyst after anterior cervical discectomy and fusion. Sivakumar W, Elder JB, Bilsky MH. Neurosurg Focus. 2011 Oct;31(4):E19.

Local disease control after decompressive surgery and adjuvant high-dose single-fraction radiosurgery for spine metastases. Moulding HD, Elder JB, Lis E, Lovelock DM, Zhang Z, Yamada Y, Bilsky MH. J Neurosurg Spine. 2010 Jul;13(1):87-93.

Neurosurgery Fellows, 1998 to 2024

Rabih Bou Nassif, MD
Memorial Sloan Kettering Spine Fellowship 2023-2024
Neurosurgical Oncologist, Memorial Sloan Kettering, New, York, NY

David J. Voce, MD
Memorial Sloan Kettering Fellowship 2023-2024    
Neurosurgical Oncologist, University of South Florida, Tampa, FL

Xiaoran Zhang, MD
Memorial Sloan Kettering Fellowship 2023-2024
Neurosurgical Oncologist, Sutter Health, Roseville, CA 

Matthew Pease, MD
Memorial Sloan Kettering Fellowship 2022-2023
Indiana University School of Medicine

Cole Lewis, MD
Memorial Sloan Kettering Fellowship 2022-2023
Culicchia Neurological Clinic (New Orleans, LA)

Ryan Khanna, MD
Memorial Sloan Kettering Fellowship 2022-2023
Spinal Deformity Fellowship at Scripps Health (San Diego, CA)

Tarek El-Ahmadieh, MD 
Memorial Sloan Kettering Fellowship 2021-2022 
Beirut Arab University (Beirut, Lebanon)

Brian Gill, MD 
Memorial Sloan Kettering Fellowship 2021-2022 
Columbia University – College of Physicians and Surgeons (New York, NY)

Vikram Chakravarthy, MD 
Memorial Sloan Kettering Spine Fellowship 2021-2022 
University of Missouri-Kansas City School of Medicine (Kansas, MO)

Anubhav Amin, MD 
Memorial Sloan Kettering Spine Fellowship 2020-2021 
New York Medical College (Valhalla, NY)

Lee Hwang, MD 
Memorial Sloan Kettering Fellowship 2020-2021 
The Cleveland Clinic (Cleveland, OH)

Kenny Yu, MBBS, PhD, FRCS(SN) 
Memorial Sloan Kettering Fellowship 2020-2021 
North Western Deanery (Manchester, UK) 
NIHR Academic Clinical Lecturer in Neurosurgery, University of Manchester, UK

W. Christopher Newman, MD 
Memorial Sloan Kettering Fellowship 2019-2020 
Louisiana State University Health Shreveport (Shreveport, LA)

Ankur R. Patel, MD 
Memorial Sloan Kettering Fellowship 2019-2020 
Baylor University Medical Center (Dallas, TX)

John Berry-Candelario, MD, MPH 
Memorial Sloan Kettering Fellowship 2018-2019 
Department of Neurosurgery 
UMass Memorial Medical Center (Worcester, MA)

Celina Crisman, MD, MPH 
Memorial Sloan Kettering Fellowship 2018-2019 
Department of Neurosurgery 
UMass Memorial Medical Center (Worcester, MA)

Ori Barzilai, MD 
Memorial Sloan Kettering Fellowship 2016-2018 
Assistant Attending, Department of Neurosurgery  
Memorial Sloan Kettering (New York, NY)

Rupa Gopalan Juthanin, MD 
Memorial Sloan Kettering Fellowship 2017-2018 
Assistant Professor of Neurosurgery 
Weill Cornell Medicine (New York, NY)

Marie Roguski, MD, MPH 
Memorial Sloan Kettering Fellowship 2017-2018 
Neurosurgeon, Assistant Professor 
Tufts Medical Center (Boston, MA)

Hamish Alexander, MD,BSc(Hons), MBChB, Mphil, FRACS 
Memorial Sloan Kettering Fellowship 2016-2017 
Neurosurgeon and Spine Surgeon 
Princess Alexandra Hospital (Brisbane, Australia)

Adam M. Robin, MD 
Memorial Sloan Kettering Fellowship 2016-2017 
Neurological Surgeon 
Henry Ford Hospital (Detroit, MI)

Koos Hovinga, MD 
Memorial Sloan Kettering Fellowship 2015-2016 
Academic Medical Center (Amsterdam, The Netherlands)

Yoshua Esquenazi Levy, MD 
Memorial Sloan Kettering Fellowship 2015-2016 
Assistant Professor and Director of Surgical Neuro-Oncology 
Assistant Professor, Center for Precision Health 
The University of Texas Health Science Center at Houston (Houston, TX)

Muhammad Omar Chohan, MD 
Memorial Sloan Kettering Fellowship 2014-2015 
Director Neurosurgical Oncology 
Assistant Professor, University New Mexico 
University of New Mexico (Albuquerque, NM)

Brad E. Zacharia, MD, MS 
Memorial Sloan Kettering Fellowship 2014-2015 
Assistant Professor of Neurosurgery 
Co-Director, Neuro Oncology Program 
Director, Brain Tumor and Skull Base Surgery 
Penn State Health (Hershey, PA)

Toral Patel, MD 
Memorial Sloan Kettering Fellowship 2013-2014 
Assistant Professor, Department of Neurological Surgery 
UT Southwestern Medical Center (Dallas, TX)

James Liu, MD 
Memorial Sloan Kettering Fellowship 2013-2014 
Assistant Professor of Oncologic Sciences 
University of South Florida 
Assistant Member, Department of Neuro-Oncology 
Moffitt Cancer Center (Tampa, FL)

Jennifer Moliterno Gunel, MD, FAANS 
Memorial Sloan Kettering Fellowship 2012-2013 
Assistant Professor of Neurosurgery 
Clinical Program Leader, Brain Tumor Program 
Associate Residency Program Director  
Yale School of Medicine (New Haven, CT)

Tiffany Powell Avila, MD 
Memorial Sloan Kettering Fellowship 2012-2013 
Neurosurgeon 
Providence Health & Services (Mission Hills, CA)

Nduka Amankulor, MD 
Memorial Sloan Kettering Fellowship 2011-2012 
Assistant Professor, Neurological Surgery 
Associate Director, Adult Neurosurgical Oncology 
University of Pittsburgh Medical Center

John J. Kelly, MD, MD, PhD, FRCSC 
Memorial Sloan Kettering Fellowship 2011-2012 
Assistant Professor of Neurosurgery 
University of Calgary (Calgary, Canada)

Ricardo Jorge Komotar, MD, FAANS, FACS 
Memorial Sloan Kettering Fellowship 2010-2011 
Associate Professor of Neurosurgery 
Director of Neurosurgery Residency Program 
Director of Surgical Neurooncology 
Director of Surgical Neurooncology Fellowship Program  
Director of The University of Miami Brain Tumor Initiative  
University of Miami Health System (Miami, FL)

Jonathan D. Sherman, MD 
Memorial Sloan Kettering Fellowship 2010-2011 
Assistant Professor of Neurosurgery 
Director of Surgical Neuro-oncology 
Director of Stereotactic Radiosurgery 
George Washington University (Washington, DC)

Nicholas Szerlip, MD 
Memorial Sloan Kettering Fellowship 2009-2010 
Director of Spine Oncology 
Clinical Associate Professor, Neurological Surgery 
University of Michigan Medicine (Ann Arbor, MI)

J. Bradley Elder, MD 
Memorial Sloan Kettering Fellowship 2009-2010 
Director, Neurosurgical Oncology 
Associate Professor, Department of Neurological Surgery 
The Ohio State University Wexner Medical Center (Columbus, OH)

Hugh Moulding, MD, PhD 
Memorial Sloan Kettering Fellowship 2008-2009 
Clinical Director of St. Luke’s Brain and Spine Tumor Center 
St. Luke’s University Health Network (Bethlehem, PA)

Marc Goldman, MD 
Memorial Sloan Kettering Fellowship 2008-2009 
CHI Franciscan (Tacoma, WA)

Rishi N. Sheth, MD 
Memorial Sloan Kettering Fellowship 2007-2008 
Boca Raton Regional Hospital (Delray Beach, FL)

Syed Azeem, MD 
Memorial Sloan Kettering Fellowship 2006-2007 
Kaiser Permanente Capitol Hill Campus (Seattle, WA)

Simone A. Betchen, MD 
Memorial Sloan Kettering Fellowship 2005-2006 
Maimonides Medical Center (Brooklyn, NY)

Joseph DeMattia, MD 
Memorial Sloan Kettering Fellowship 2004-2005 
Adjunct Instructor, Department of Neurosurgery 
NYU Langone Health (New York, NY)

Ashok Modha, MD, FRCSC 
Memorial Sloan Kettering Fellowship 2003-2004 
Rebound Orthopedics & Neurosurgery (Vancouver, WA)

Frederic Collignon, MD, PhD 
Memorial Sloan Kettering Fellowship 2001-2002 
Department Head of Neurosurgery 
Delta Hospital and Clinique du Parc Leopold, CHIREC (Brussels, Belgium)

Vikram Prabhu, MD, FACS 
Memorial Sloan Kettering Fellowship 2001-2002 
Medical Director, Neurosurgery 
Radiation Oncology Professor

Todd Vitaz, MD 
Memorial Sloan Kettering Fellowship 2000-2001 
Director, Neurosurgical Oncology 
Spectrum Health Medical Group (Reed City, MI)

Cameron W. Brennan, MD 
Memorial Sloan Kettering Fellowship 1999-2000 
Attending Neurosurgeon, Department of Neurosurgery 
Director, Intraoperative MRI 
Memorial Sloan Kettering (New York, NY)

Viswanathan Rajaraman, MD (Deceased) 
Memorial Sloan Kettering Fellowship 1998-1999 
Co-Chief, Neuro-oncology 
Clinical Assistant Professor 
John Theurer Cancer Center Hackensack Medical Center (Hackensack, NJ)

Viviane Tabar, MD 
Memorial Sloan Kettering Fellowship 1997-1999 
Chair, Department of Neurosurgery 
Theresea C. Feng Chair in Neurosurgical Oncology 
Director, Skull Base and Pituitary Tumor Center 
Neurosurgical Laboratories 
Memorial Sloan Kettering (New York, NY)