faculty profile

Nathan E. Ashby   MD

Adjunct Associate Professor of Nursing
Assistant Professor of Clinical Anesthesiology and Critical Care


Nathan Ashby received his M.D. at The University of Tennessee Health Science Center in Memphis following his undergraduate training at Vanderbilt University. Upon completion of the Anesthesiology Residency and the Anesthesia Critical Care Fellowship at Vanderbilt, Dr. Ashby continued on as a faculty member at Vanderbilt as an Assistant Professor in Clinical Anesthesiology and Critical Care. He also serves as an Adjunct Assistant Professor at the Vanderbilt University School of Nursing. Dr. Ashby attends in the CVICU and Neuro Intensive Care Unit as well as providing anesthesia in the general ORs. In addition, he teaches a wide range of educational courses. His interests are focused in the areas of multidisciplinary team education, particularly through the use of simulation. He assists with the Adult-Gero Acute Care Nurse Practitioner, Intensivist track program at the Vanderbilt School of Nursing.


  • B.S. in Anthropology from Vanderbilt University, 1998
  • M.D. in Medicine from University of Tennessee Health Science Center, 2003
  • Residency in Anesthesiology at Vanderbilt University, 2007
  • Fellowship in Anesthesiology - Critical Care at Vanderbilt University, 2008


  • Board Certified in Anesthesiology
  • Board Certified in Critical Care Medicine
  • Board Certified in Neuro Critical Care

Academic Interests

I teach as part of the Adult-Gero Acute Care Intensivist Tract specialty. My primary responsibility in this is the Simulation portion of the course. I also teach a wide range of courses throughout the medical center and beyond. This includes courses for the School of Medicine and the Departments of Surgery, Anesthesiology, Internal Medicine, and Emergency medicine at Vanderbilt as well as Advanced Trauma Life Support for the American College of Surgeons, and courses for the Society of Critical Care Medicine and the American Society of Anesthesiologists.