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Office
P. O. Box 980522
Division of Clinical Toxicology, Virginia Poison Center
Richmond, VA 23298Phone+1 804-828-4780
Education & Training
- Virginia Commonwealth University Health SystemFellowship, Medical Toxicology (Emergency Medicine), 2018 - 2020
- National Capital Consortium (USUHS)Fellowship, Occupational and Environmental Medicine, 2013 - 2015
- Tripler Army Medical CenterResidency, Internal Medicine, 2006 - 2009
- Uniformed Services University of the Health Sciences F. Edward Hebert School of MedicineClass of 2006, MD, Alpha Omega Alpha
Certifications & Licensure
- MD State Medical License 2020 - 2026
- VA State Medical License 2011 - 2026
- TN State Medical License 2012 - 2018
- HI State Medical License 2008 - 2014
- American Board of Internal Medicine Internal Medicine
- American Board of Preventive Medicine Occupational Medicine
- American Board of Preventive Medicine Medical Toxicology
- American Board of ToxicologyDABT
- National Board of Public Health Examiners (NBPHE)Certification in Public Health (CPH)
Publications & Presentations
PubMed
- A Case of Multidrug-Resistant Tuberculosis in an Active Duty Military Health Care Worker.Amanda E Saunders, Kevin M Shanahan, John W Downs
Military Medicine. 2025-01-16 - 1 citationsAssociations Between Self-Reported Burn Pit Exposure and Functional Status, 1990-2021.Jean-Sébastien Chassé, Carlo Rossi, John Downs, Jose Ortiz
Military Medicine. 2024-08-30 - ACMT Comment on Recent Guidance on PFAS Laboratory Testing.John W Downs, Nicholas E Nacca, Andrew I Stolbach, Michael G Holland
Journal of Medical Toxicology. 2024-07-27
Press Mentions
- Months After a Dietary Supplement Hospitalized 17 Men, the FDA Has No Idea Who's ResponsibleJune 24th, 2020
Professional Memberships
- Fellow
- Fellow
- American Academy of Clinical ToxicologyMember
- American College of Medical ToxicologyMember
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