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Joshua M Ammerman, M.D.

Joshua M Ammerman, M.D.

Headshot of Joshua M Ammerman
  • Chairman, Department of Surgery, Sibley Memorial Hospital


Brain Metastases, Complex Spinal Reconstructions, Laparoscopic and Minimally Invasive Surgery, Minimally Invasive Spine Surgery, Pituitary Disorders, Traumatic and Non-traumatic Spinal Cord Injury, Traumatic Brain Injury, Von Hippel-Lindau (VHL) more


Washington Neurosurgical Associates

Appointment Phone: 202-966-6300
5215 Loughboro RD NW
Suite 510
Washington, DC 20016 map
Phone: 202-966-6300 | Fax: 202-364-4362


Dr. Joshua M. Ammerman is the chief of the section of neurosurgery and the chairman of the department of surgery at Sibley Memorial Hospital, as well as an assistant clinical professor of neurosurgery at George Washington University School of Medicine and an adjunct assistant professor of neurosurgery at Johns Hopkins School of Medicine. He practices out of Washington Neurosurgical Associates at Sibley Memorial Hospital and George Washington University Medical Center. 

Dr. Ammerman works on the surgical and non-surgical management of brain and spine disorders with an expertise in minimally invasive techniques. His clinical interests include minimally invasive spinal surgery, complex spinal surgery, traumatic brain and spinal injury, pituitary disorders, brain metastasis and von Hippel-Lindau disease.

Dr. Ammerman earned his undergraduate degree from Emory University and his medical degree from George Washington University Hospital. He completed residencies in neurological surgery at Children’s National Medical Center and George Washington University Hospital and then went on to complete a fellowship in clinical research, neuroncology and neurological surgery at the National Institutes for Neurological Disorders and Stroke at the National Institutes of Health. 

Dr. Ammerman has been recognized as one of Washington's Top Doctors by Washingtonian Magazine and Washington Consumers’ Checkbook.  He is an active member of the American Association of Neurological Surgeons, Congress of Neurological Surgeons, American College of Surgeons and the Osler Society’s Washington Chapter. 

Dr. Ammerman is an ad hoc reviewer for several peer-reviewed journals and supervises the monthly journal club for the neurosurgical residents at the George Washington University School of Medicine. He has also published research in medical journals and contributed textbook chapters. more


  • Chairman, Department of Surgery, Sibley Memorial Hospital
  • Chief, Section of Neurosurgery, Sibley Memorial Hospital

Departments / Divisions

  • Surgery at Sibley Memorial Hospital



  • MD; The George Washington University School of Medicine and Health Sciences (2000)


  • Neurological Surgery; Children's National Hospital (2003)
  • Neurological Surgery; National Institutes of Health (2004)
  • Neurological Surgery; The George Washington University School of Medicine and Health Sciences (2007)

Board Certifications

  • American Board of Neurological Surgery (Neurosurgery) (2010)

Research & Publications

Selected Publications

View all on PubMed

Ammerman JM, Libricz J, Ammerman MD. "The role of Osteocel Plus as a fusion substrate in minimally invasive instrumented transforaminal lumbar interbody fusion." Clin Neurol Neurosurg. 2013 Jul;115(7):991-4. doi: 10.1016/j.clineuro.2012.10.013.

Ammerman JM, Kerr PB, Roberti F. "Acute tetraplegia and cardiac arrest following high cervical leptomeningeal metastasis of giant cell glioblastoma." J Clin Neurosci. 2011 Aug;18(8):1133-5. doi: 10.1016/j.jocn.2010.12.034.

Wind JJ, Ammerman JM. "Pathologic cervical burst fracture presenting with airway compromise." South Med J. 2010 Jun;103(6):551-3. doi: 10.1097/SMJ.0b013e3181de0d0c.

Ammerman JM. "t-PA for mild ischemic stroke: we shouldn't be afraid to treat." South Med J. 2010 May;103(5):391. doi: 10.1097/SMJ.0b013e3181d742db.

Butman JA, Kim HJ, Baggenstos M, Ammerman JM, Dambrosia J, Patsalides A, Patronas NJ, Oldfield EH, Lonser RR. "Mechanisms of morbid hearing loss associated with tumors of the endolymphatic sac in von Hippel-Lindau disease." JAMA. 2007 Jul 4;298(1):41-8.

Activities & Honors


  • Top Doctor, Washingtonian Magazine
  • Top Doctor, Consumers' Checkbook


  • American Association of Neurological Surgeons
  • Congress of Neurological Surgeons
  • American College of Surgeons
  • The Osler Society
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