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Johanna T Fifi, MD

img_Johanna T Fifi
PROFESSOR | Neurosurgery
PROFESSOR | Neurology
PROFESSOR | Diagnostic, Molecular and Interventional Radiology
212-241-3400
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Specialties
Neurosurgery, Neurology, Radiology
Research Topics
Brain Imaging, Stroke

MD, Boston University School of Medicine

Internship, Internal Medicine, Thomas Jefferson University Hospital

Residency, Neurology, Thomas Jefferson University Hospital

Fellowship, Vascular Neurology, National Institutes of Health, NIH

Fellowship, Angiography and Interventional Radiology, MedStar Washington Hospital Center

Fellowship, Interventional Neuroradiology, Medstar Washington Hospital Center

Fellowship, Neuroradiology, Medstar Washington Hospital Center

Fellowship, Interventional Neuroradiology, Columbia University Neuroradiology Fellowship

Fellowship, Neuroradiology, Columbia University Neuroradiology Fellowship

Fellowship, Endovascular Neurosurgery, Mount Sinai West

Certifications

American Board of Neurological Surgery
American Board of Psychiatry and Neurology

2015

Top Doctors

2015

Super Doctors

216
Publications

Selected Publications

Endovascular thrombectomy for patients with large-core ischaemic stroke presenting up to 24 h after onset (ATLAS): a systematic review and individual patient data meta-analysis with central imaging adjudication. Amrou Sarraj, Götz Thomalla, Shinichi Yoshimura, Xiaochuan Huo, Vincent Costalat, Osama O. Zaidat, Caroline Arquizan, Hannah Johns, Vignan Yogendrakumar, Leonid Churilov, Deep Pujara, Clark W. Sitton, David S. Liebeskind, Manabu Inoue, Charles Majoie, Ludo Beenen, Mohammad Ammar Abdulrazzak, Aditya Chaturvedi, Sarthak Singh, Mark W. Parsons, Angelique Denis, Nobuyuki Sakai, Thanh N. Nguyen, Jean François Albucher, Sami Al Kasab, Ameer E. Hassan, Michael Abraham, Ansar Rai, Hilde Henon, Dapeng Sun, Hiroshi Yamagami, Fabien Subtil, Susanne Bonekamp, Kazutaka Uchida, Guangxiong Yuan, Benjamin Gory, Wade Smith, Santiago Ortega-Gutierrez, Spiros Blackburn, Sunil A. Sheth, Gaultier Marnat, Liping Liu, Manabu Shirakawa, Jens Fiehler, Märit Jensen, Seigo Shindo, Raul G. Nogueira, Ramesh Grandhi, Pascal Jabbour, Johanna Fifi. The Lancet

Cerebral aneurysm hemodynamics indicative of instability are associated with heterogeneous wall motion measured by amplified MRI. Patrick Fillingham, Aymeric Pionteck, Javid Abderezaei, Ya Chen Chuang, Puneet Belani, Brian Rigney, Reade Andrew De Leacy, Johanna T. Fifi, Samantha J. Holdsworth, J. Mocco, David A. Saloner, Michael R. Levitt, Kambiz Nael, Mehmet Kurt. Journal of NeuroInterventional Surgery

Individualized Treatment in Distal and Medium Vessel Occlusion Stroke Using a Validated Explainable Counterfactual Treatment Estimation Model. Mohamed F. Doheim, Mahmoud H. Mohammaden, Hend Abdelhamid, Marta Olive-Gadea, Marc Rodrigo-Gisbert, Manuel Requena, Johanna T. Fifi, James E. Siegler, Santiago Ortega-Gutierrez, Mohamad Abdalkader, Ali Alaraj, Wei Hu, Thanh N. Nguyen, Diogo C. Haussen, Raul G. Nogueira. Annals of Neurology

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Anterior Ethmoidal Fistula: Transvenous Balloon Assisted Approach

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New York, NY 10029

212-241-3400

Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.

Below are financial relationships with industry reported by Dr. Fifi during 2025 and/or 2026. Please note that this information may differ from information posted on corporate sites due to timing or classification differences.

Consulting or Other Professional Services Examples include, but are not limited to, committee participation, data safety monitoring board (DSMB) membership

  • Stryker Corporation
  • Penumbra, Inc.
  • Siemens Medical Solutions
  • Philips Image Guided Therapy Corporation
  • Cerenovus
  • Medtronic, Inc

Equity (Stock or stock options valued at greater than 5% ownership of a publicly traded company or equity of any value in a privately held company)

  • Sim&Cure
  • Borvo Medical Inc
  • Bendit
  • Precision Recovery
  • Q'Apel Medical
  • ImperativeCare, Inc.
  • Radical
  • Synchron, Inc.

Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.