Evan S Schwarz, MD, FACMT, FACEP, FASAM is the Division Chief for Medical Toxicology and the Fellowship Director for the Toxicology Fellowship Program. He completed his fellowship at the University of Texas Southwestern in Dallas, Texas. He has presented posters at multiple meetings, lectured to multiple organizations, is actively involved in the American College of Medical Toxicology, the American College of Emergency Physicians, and is the co-director of the Outpatient Medical Toxicology and Addiction Medicine Clinic. He was elected to the American College of Medical Toxicology Board of Directors in 2016 and is a former President of the Missouri College of Emergency Physicians. He is also active in ACEP and serves on the Board of Governors for the PACED program (https://www.acep.org/paced/our-team).


Michael E Mullins, MD, FACEP is an author or co-author of over 30 peer-reviewed publications in toxicology and emergency medicine. He has presented both research and didactic lectures in both the national and international setting. He was recently named as Fellow of the American Academy of Clinical Toxicology. Dr. Mullins is the Editor-in-Chief of Toxicology Communications and is the review editor for Clinical Toxicology. Dr. Mullins continues in his 8th year as an Associate Editor for Clinical Toxicology (another journal in the Taylor & Francis portfolio) and has recently served as Associate Editor for Internal and Emergency Medicine.


David Liss, MD, is an emergency medicine physician and medical toxicologist.  He returned to the Washington University Department of Emergency Medicine and Division of Medical Toxicology as an Assistant Professor after spending a year at the University of Massachusetts.  Dr. Liss was the inaugural fellow of the Washington University Medical Toxicology Fellowship.  He is the course director for the medical student elective in medical toxicology and directs the emergency medicine resident, off-service resident, and pediatric emergency medicine fellow rotations in medical toxicology.  He is interested in drug screening and medication assisted opioid addiction treatment. Dr. Liss was accepted into ACMT’s ANTIDOTE Class of 2022.


Jason Devgun, MD is an emergency medicine physician and medical toxicologist serving a busy toxicology and addiction medicine inpatient consulting service and outpatient clinic. He is involved in expanding inpatient and outpatient toxicology services using telehealth and directs our telehealth services. He also is the codirector of the outpatient clinic. Dr. Devgun regularly lectures locally and regionally. He is actively involved in medical student, resident, and fellow education. His interests include telehealth, medical education, and medications for opioid use disorder. He is the site PI for ACMT’s COVID FACT study.


Kevin Baumgartner, MD, is an emergency medicine physician and medical toxicologist. He trained in Emergency Medicine and Medical Toxicology at Washington University School of Medicine and now joins the Division of Medical Toxicology as an Assistant Professor. He is the co-director of the Introduction to Addiction Medicine medical student elective and a member of the editorial board of Clinical Toxicology. Dr. Baumgartner’s research and clinical interests include sedation, addiction medicine, quality improvement, psychopharmacology, and snake envenomation.


Tom Kibby, MD has joined the faculty to provide his expertise in Occupational Medicine. He has been the medical advisor for a multitude of large chemical companies in the area and he will be focused on the occupational aspects of medical toxicology.


Collaboration includes work with:

Craig McCammon- PharmD, BJC-Director of Pharmacy, Emergency Department at Barnes-Jewish Hospital

Julianne Yeary- PharmD, Clinical Pharmacist for the Emergency Department at Barnes-Jewish Hospital

S. Eliza Dunn, MD-  Former Asst Professor WUSM EM and Toxicology. Now the Medical Sciences and Outreach Lead at Bayer


Collaborating faculty includes:

Stephen Fishburn, Associate Medical Director – Poison Center (and former Wash U medical toxicology fellow)
Justin Elden,  Zoological Manager, Herpetology – Saint Louis Zoo
Sarah Riley, PhD, DABCC, FACB – Associate Professor of Pathology.  Director of the Forensic Toxicology Laboratory in the SLU Department of Pathology
Jeffrey Ettling, Curator – Herpetarium – St. Louis Zoo
Anthony Scalzo, MD, Director of Medical Toxicology – Saint Louis University School of Medicine and Cardinal Glennon Children’s Hospital
Julie Weber, RPh, CSPI, Director – Missouri Poison Center


Interested applicants should contact:

Evan S Schwarz, MD

Division Chief, Medical Toxicology; Associate Professor, Emergency Medicine

Andrea Ramirez

Program Coordinator