Joshua W. Osbun, MD

Joshua W. Osbun, MD

Associate Professor of Neurosurgery, Radiology and Neurology

Vice-Chair of Education, Department of Neurosurgery

Program Director, Neurosurgery Residency

Director, Cerebrovascular Surgery and Interventional Neuroradiology

Castle Connolly Top Doctor


  • Aneurysm and Vascular Malformations
  • Carotid Artery Disease
  • Cerebrovascular surgery
  • Dural arteriovenous fistulas (dAVFs) 
  • Giant aneurysms 
  • Interventional Neuroradiology
  • Moyamoya Disease
  • Skull Base Tumor Surgery
  • Thrombectomy for Stroke

Call 314-362-3577 for Patient Appointments

As a dual-trained cerebrovascular surgeon and interventional neuroradiologist, my goal is to provide all treatment options to my patients, involve their thoughts in the decision-making process, and develop a personalized care plan.

Dr. Osbun


BA, Chemistry & English Literature, Magna Cum Laude Texas A&M University College Station, Texas
1999 – 2002

MD, University of Texas Southwestern Medical Center
Alpha Omega Alpha
Dallas, Texas
2003 – 2007


Resident, Neurological Surgery University of Washington
Seattle, Washington
2007 – 2014


Specialist Registrar in Neurosurgery Atkinson Morley & St. George’s Hospital London, United Kingdom  2010 – 2011

Fellow, Cerebrovascular & Interventional Neuroradiology
Departments of Neurosurgery & Interventional Neuroradiology
Emory University 
Atlanta, Georgia
2014 – 2016

Research focus

Clinical outcome measures in the surgical, endovascular and medical treatment of cerebrovascular disease, and new device development and evaluation for use in interventional neuroangiography techniques. 

View research, publications and collaborations »

Honors & leadership roles

  • “Best Basic Science Research Paper, Cerebrovascular,” Congress of Neurological Surgeons Meeting, 2019
  • “Faculty Teaching Award” Department of Neurosurgery, Washington University, 2018
  • “Team Award for Quality Improvement: Endovascular Stroke Team” presented by Barnes-Jewish Hospital, St. Louis, MO, 2017
  • “Courage to Lead Award” presented by Department of Neurological Surgery, University of Washington, 2014
  • “Best Resident Research Paper” presented by the North American Skull Base Society, Meeting, 2014
  • “Teamwork, Leadership, and Caring Award” presented by Medical Director of the University of Washington Medical Center, June, 2009

Board certification

American Board of Neurological Surgery (2018)
Committee on Advanced Subspecialty Training (CAST)
NeuroEndovascular Surgery (2019)

Hospital appointments

Barnes-Jewish Hospital
St. Louis Children’s Hospital
Missouri Baptist Medical Center