
ACMT Board of Directors
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Anthony Pizon, MD, FACMT
Board President (2023-2025)Dr. Pizon currently serves as the Chief of the Division of Medical Toxicology and as Director of the Medical Toxicology Fellowship. He is board-certified in Emergency Medicine, Medical Toxicology and Addiction Medicine. Read full bio>> -
Ziad Kazzi, MD, FACMT
Vice President (2023-2025)Dr. Kazzi is an Associate Professor at the department of Emergency Medicine and the Director of the International Toxicology Postdoctoral Fellowship Program at Emory University. He is also the Assistant Medical Director of the Georgia Poison Center and a Guest Researcher at the CDC National Center of Environmental Health. Read full bio>> -
Andrew Stolbach, MD, MPH, FACMT
Secretary/Treasurer (2023-2025)Dr. Stolbach is Board Certified in Emergency Medicine and Medical Toxicology. He serves as a consultant to the Maryland Poison Center, is a member of the Johns Hopkins Hospital P&T Committee, and is a Johns Hopkins IRB co-Chair. Read full bio>> -
Louise Kao, MD, FACMT
Past President (2023-2025)Dr. Kao currently serves as the IU Medical Toxicology Fellowship Director as well as the Director of the Medical Toxicology rotation for residents and students in addition to her clinical Emergency Medicine and Toxicology duties. Read full bio>> -
Maryann Amirshahi, PharmD, MD, MPH, FACMT
Board Member (Term 2: 2022-2025)Dr. Amirshahi is currently an Associate Professor of Emergency Medicine at the Georgetown University School of Medicine and practices clinically at MedStar Washington Hospital Center and Children’s National Medical Center in Washington, DC. Read full bio>> -
Kavita Babu, MD, FACMT, FACEP
Board Member (Term 1: 2023-2026)Dr. Babu is currently Chief of the Division of Medical Toxicology at the University of Massachusetts. Within this diverse group of ten faculty members, her partners used their toxicology training as the springboard into different academic careers. Read full bio>> -
Christina Hantsch, MD, FACEP, FAACT, FACMT
Board Member (Term 1: 2021-2024)Dr. Hantsch is board certified in addiction medicine in addition to emergency medicine and medical toxicology. She was elected to the ACMT Board of Directors in 2021, is a member of the Education Committee, and chair of the Practice Committee. Read full bio>> -
Rob Hendrickson, MD, FACMT, FACEP, FAACT
Board Member (Term 1: 2023-2026)Dr. Hendrickson is currently the Medical Director of the Oregon/Alaska/Guam Poison Center and the fellowship director of the Medical Toxicology Fellowship, a medical toxicologist, and a Professor of Emergency Medicine at the Oregon Health and Science University/Doernbecher Children’s Hospital. Read full bio>> -
Joshua King, MD, FACMT
Board Member (Term 1: 2022-2025)Dr. King is presently Assistant Professor of Medicine and Pharmacy at the University of Maryland, the medical director of the Maryland Poison Center, and the program director of the University of Maryland Nephrology Fellowship. Read full bio>> -
Kathy Kopec, DO, FACMT
Board Member (Term 1: 2023-2026)Dr. Kopec worked at Duke University for 2 years then moved to Carolinas Medical Center in Charlotte, NC, where she had been for the past 7 years. She’s currently an associate professor of emergency medicine at Carolinas Medical Center and the division director of medical toxicology at the institution. Read full bio>> -
Mark Mycyk, MD, FACMT
Board Member (Term 1: 2021-2024)Dr. Mycyk currently serves as the Research Director at the Toxikon Consortium. Read full bio>> -
Evan Schwarz, MD, FACMT
Board Member (Term 2: 2022-2025)Dr. Schwarz is the Medical Toxicology Fellowship Director and co-director of the Medical Toxicology and Addiction Medicine Clinic. Read full bio>> -
Trevonne Thompson, MD, FACMT, FACEP, FAAEM
Board Member (Term 1: 2023-2026)Dr. Thompson is a tenured professor of emergency medicine and medical toxicology at the University of Illinois College of Medicine where he is the head of the Division of Medical Toxicology within the Department of Emergency Medicine. Read full bio>> -
Paul Wax, MD, FACMT
Executive DirectorDr. Wax became ACMT’s first and only Executive Director in 2008 after serving a two-year term as Board President beginning in 2006. Dr. Wax is currently Adjunct Professor in Emergency Medicine (Medical Toxicology) at UT Southwestern School of Medicine where he has been on faculty since 2006. Read full bio>>
Fellow-in Training Board Members (2022-2023)

Andrew Troger, MD
Boston Children’s Hospital
Boston, MA
Past Board Members
- Diane Calello, MD, FACMT (2016-2023)
- Bryan Judge, MD, FACMT (2016-2023)
- Ayrn O’Connor, MD, FACMT (2016-2023)
- Michelle Ruha, MD, FACMT (2009-2023)
- Timothy Wiegand, MD, FACMT (2014-2022)
- David Juurlink, MD (2018-2021)
- Charles McKay, MD (2007-2021)
- Leslie Dye, MD (2001-2003; 2009-2019)
- William Russ Kerns III, MD (2012-2018)
- Steven Aks, DO (2010-2016)
- Michele Burns, MD (2011-2016)
- Dan Sudakin, MD (2015-2016)
- Suzanne White, MD (2005-2016)
- A. Nelson Avery, MD (2014-2015)
- G. Patrick Daubert, MD (2012-2015)
- Eric Lavonas, MD (2012-2015)
- Stephen Munday, MD (2010-2015)
- Lewis Nelson, MD (2003-2014)
- Erica Liebelt, MD (2000-2012)
- Howard Greller, MD (2009-2011)
- Dan Rusyniak, MD (2010-2011)
- Curtis Snook, MD (2002-2004; 2008-2010)
- Jeffrey Brent, MD (2007-2009)
- Daniel Goldstein, MD (2007-2009)
- Keith Burkhart, MD (1996-2008)
- Mark Kirk, MD (2007-2008)
- Paul Wax, MD (1999-2008)
- Christine Haller, MD (2005-2007)
- Steven Seifert, MD (2005-2007)
- Stephen Borron, MD (2004-2006)
- Michael Kosnett, MD (1996-2006)
- Kevin Osterhoudt, MD (2004-2006)
- Thomas Martin, MD (1999-2004)
- Cynthia Aaron, MD (1999-2003)
- Robert S Hoffman, MD (1993-2002)
- Michael Shannon, MD (1993-2002)
- J. Ward Donovan, MD (1993-2000)
- Fred Henretig, MD (1995-2000)
- Leslie Boyer, MD (1993-1998)
- Kent Olson, MD (1993-1998)
- Paul Pentel, MD (1993-1998)
- William Banner, MD (1993-1996)
Past Board Presidents
- Louise Kao, MD, FACMT (2021-2023)
- Michelle Ruha, MD, FACMT (2019-2021)
- Charles McKay, MD, FACMT (2016-2019)
- Leslie Dye, MD, FACMT (2014-2016)
- Suzanne White, MD, FACMT (2012-2014)
- Lewis Nelson, MD, FACMT (2010-2012)
- Erica Liebelt, MD, FACMT (2008-2010)
- Paul Wax, MD, FACMT (2006-2008)
- Keith Burkhart, MD, FACMT (2004-2006)
- Michael Kosnett, MD, FACMT (2002-2004)
- Robert S Hoffman, MD (2000-2002)
- Michael Shannon, MD, FACMT (1998-2000)
- J. Ward Donovan, MD, FACMT (1996-1998)
- Paul Pentel, MD, FACMT (1994-1996)
- William Banner, MD, PhD, FACMT (1993-1994)
Past Board Interns
- Sonya Rashid, MD, Toxikon Consortium, Chicago, IL (2022-2023)
- Michael Semple, DO, Washington University, Saint Louis, MO (2022-2023)
- Michael Simpson, MD, Boston Children’s Hospital, Boston, MA (2022-2023)
- Marielle Brenner, MD, Indiana University School of Medicine, Indianapolis, IN (2021-2022)
- Aaron Frey, DO, University of Virginia, Charlottesville, VA (2021-2022)
- Christopher Meaden, MD, Rutgers New Jersey Medical School (2020-2021)
- Michelle Geyer Thompson, DO, Banner – University Medical Center Phoenix (2020-2021)
- Charlotte Goldfine, MD, University of Massachusetts, Worcester, MA (2019-2020)
- Michael Hayoun, MD, UC Davis Health, Sacramento, CA (2019-2020)
- Ryan Marino, MD, University of Pittsburgh Medical Center, Pittsburgh, PA (2018-2019)
- Brian Patrick Murray, DO, Emory University School of Medicine, Atlanta, GA (2018-2019)
- Hannah Malashock, MD, Banner University Medical Center, Phoenix, AZ (2017-2018)
- Sarah Shafer, MD, University of Texas Southwestern, Dallas, TX (2017-2018)
- Henry Swoboda, MD, Toxikon Consortium, Chicago, IL (2016-2017)
- Kevin F. Maskell, Jr., MD, Virginia Commonwealth University Health System (2015-2016)
- Robert Bassett, DO, Albert Einstein Medical Center (2014-2015)
- Katherine Boyle, MD, University of Massachusetts Medical (2014-2015)
- Dazhe James Cao, MD, Rocky Mountain Poison and Drug Center-Denver Health (2014-2015)
- Jennifer Carey, MD, University of Massachusetts Medical School (2013-2014)
- Melissa Halliday, DO, Emory University School of Medicine (2013-2014)
- Kathryn Kopec, DO, Albert Einstein Medical Center (2012-2013)
- Tayler Schwartz, Brown University (2011-2012)