Joshua Osbun, MD

Joshua Osbun, MD

Neurosurgeon, Surgeon

Primary Academic Title

Associate Professor of neurosurgery, Radiology and Neurology Program Director, Neurosurgery Residency Director, Cerebrovascular Surgery and Interventional Neuroradiology, Washington University School of Medicine

Clinical Expertise

Neurosurgery, brain tumors

Research Interest

Surgical and endovascular treatment of cerebrovascular disease and complex tumors of the skull base

Education

  • 2007: MD, University of Texas Southwestern Medical School, Dallas

Training

  • 2007 - 2014: Resident, neurological surgery, University of Washington, Seattle
  • 2010 - 2011: Specialist registrar, neurological surgery, Atkinson Morley and St. George's Hospital, London
  • 2014 - 2016: Fellow, cerebrovascular surgery and interventional neuroradiology, Emory University, Atlanta

Board Certification

  • 2018: American Board of Neurological Surgery

Selected Research Publications

Post-operative Fluid Restriction to Prevent Delayed Hyponatremia after Endoscopic Transsphenoidal Surgery.
  • Klassen D, Mok S, Hwang JY, [...] Osbun JW, [...] Silverstein JM
  • Neuro-oncology 2025
Single-cell multi-omic analysis of the vestibular schwannoma ecosystem uncovers a nerve injury-like state.
  • Barrett TF, Patel B, Khan SM, [...] Osbun JW, [...] Kim AH
  • Nat Commun 2024
The Conventional Dendritic Cell 1 Subset Primes CD8+ T Cells and Traffics Tumor Antigen to Drive Antitumor Immunity in the Brain.
  • Bowman-Kirigin JA, Desai R, Saunders BT, [...] Osbun JW, [...] Dunn GP
  • Cancer Immunol Res 2023

View All Publications

Contact Information

  • Washington University Medical Campus

    Gary C. Werths Building at Siteman Cancer Center
    4500 Forest Park Avenue
    Saint Louis, MO 63108

    Center for Advanced Medicine at Siteman Cancer Center
    4921 Parkview Place
    Saint Louis, MO 63110

    Parkview Tower
    1 Parkview Place
    Saint Louis, MO 63110

    S. Lee Kling Proton Therapy Center
    224 Euclid Ave.
    Saint Louis, MO 63110

    Siteman Kids at St. Louis Children’s Hospital
    1 Children's Place
    St. Louis, MO 63110

Phone Numbers

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