Fellows of the American College of Medical Toxicology (FACMT)


FACMT Certified Members of the College

Physicians who are full members of ACMT and apply for fellow status in the College (FACMT) are evaluated by a subcommittee of the Membership Committee. Criteria includes significant involvement in the practice, research, and teaching of medical toxicology, as well as contributions in poison center medical affairs, public service, and service to the College. If these rigorous criteria are met, the subcommittee recommends to the Board of Directors and the membership of the College that the application be approved and the member granted the honor of recognition as a Fellow of the College (FACMT).

Fellow Inductee Bios by Year

FACMT Inductee Bios by Year

David Goldberger, MD, FACMT

Dr. David Goldberger earned his medical degree from the University at Buffalo in Buffalo, NY. He completed his residency in Emergency Medicine at Upstate Medical University in Syracuse, NY, followed by a fellowship in Medical Toxicology at Hahnemann University Hospital in Philadelphia, PA.

Dr. Goldberger serves as the Program Director for the Medical Toxicology Fellowship and as a Clinical Assistant Professor of Emergency Medicine at Jefferson Einstein Hospital in Philadelphia, PA. He has been an active member of ACMT since 2015, contributing his expertise in both medical toxicology and emergency medicine.

Michelle Hieger, DO, FACMT

Dr. Michelle Hieger earned her Doctor of Osteopathic Medicine degree and a master’s degree from Kansas City University in Kansas City, MO, after completing her undergraduate studies at Newman University in Wichita, KS. She completed her residency in Emergency Medicine at Memorial Hospital in York, PA, and a fellowship in Medical Toxicology at Virginia Commonwealth University in Richmond, VA.

Currently, Dr. Hieger is an Emergency Physician, Core Faculty member, Medical Toxicologist, and Addictionologist at WellSpan York Hospital in York, PA, where she also serves as the Director of the Division of Medical Toxicology. In addition to her clinical roles, she holds an academic appointment as Assistant Professor in the Department of Emergency Medicine at Drexel University College of Medicine in Philadelphia, PA.

An active member of ACMT since 2012, Dr. Hieger contributes to the association as a member of the Education Committee and is passionate about advancing medical toxicology education and practice.

Michael Kinnan, MD, FACMT

Dr. Michael Kinnan earned his BA in Mathematics and Physiology from the University of Minnesota, Twin Cities. He completed his medical degree at the University of Minnesota Medical School, followed by residency at HealthPartners Institute in Family and Community Medicine. He also completed a Medical Toxicology Fellowship at HealthPartners Institute.

Dr. Kinnan currently serves as the Medical Director of Human Toxicology at SafetyCall International and as a Medical Toxicology Consultant at the Minnesota Regional Poison Center. Additionally, he is an Emergency Department Physician at New Ulm Medical Center and an Emergency Department Attending Physician at the VA Medical Center in Minneapolis.

Dr. Kinnan is also the sole proprietor of Michael Kinnan, MD Medical Toxicology Consulting and is board-certified in Medical Toxicology, Addiction Medicine, Family Medicine, and Emergency Medicine.

Shana Kusin, MD, FACMT

Dr. Shana Kusin earned her medical degree from Washington University in St. Louis, completed her residency in Emergency Medicine at Northwestern Memorial Hospital in Chicago, and pursued a fellowship in Medical Toxicology at Oregon Health and Science University (OHSU)/Oregon Poison Center.

Currently, Dr. Kusin is an Associate Professor of Emergency Medicine and Clinical Toxicology at OHSU. She serves in several key leadership roles, including Director of Toxicologic Education for the OHSU Emergency Medicine Residency, Medical Director of the Emergency Department Observation Unit, and Director of Physician Scheduling for the OHSU Emergency Department across its four sites.

An ACMT member since 2011, Dr. Kusin has been actively involved in the ACMT Abstract Mentor Program since 2022 and has served as the Program’s Chair since 2023. She is passionate about advancing toxicology education and mentoring the next generation of medical toxicologists.

David Liss, MD, FACMT

Dr. David Liss earned his medical degree from the University of Illinois College of Medicine. He completed his residency in Emergency Medicine at Barnes-Jewish Hospital at Washington University in St. Louis, where he also pursued a fellowship in Medical Toxicology. Currently, Dr. Liss serves as the Director of the Division of Medical Toxicology and Fellowship Director for Medical Toxicology at Washington University in St. Louis. He holds the academic title of Associate Professor of Emergency Medicine.

An active member of ACMT since 2015, Dr. Liss has contributed to the association in numerous capacities, including serving as an ACMT ANTIDOTE fellow and mentor, a six-year abstract reviewer for the Annual Scientific Meeting (ASM), and a moderator of lightning oral abstracts for ASM 2024. He also served as a judge for the Shark Tank session at ASM 2023.

Zhanna Livshits, MD, FACMT

Dr. Zhanna Livshits earned her medical degree from the University of California, Irvine School of Medicine. She completed her residency in Emergency Medicine at Johns Hopkins Hospital and pursued a fellowship in Medical Toxicology at the New York City Poison Control Center/NYU Grossman School of Medicine.

Dr. Livshits currently serves as an Attending Physician in the Department of Emergency Medicine at the University of California, San Francisco (UCSF). She holds the academic title of Clinical Professor in Emergency Medicine and Medical Toxicology at UCSF. Additionally, she is the Fellowship Director for the UCSF Medical Toxicology Fellowship and the Assistant Medical Director of the California Poison Control System, San Francisco Division.

An ACMT member since 2009, Dr. Livshits is dedicated to advancing medical toxicology through her leadership roles in education, clinical practice, and poison control services.

Michael Marlin, MD, FACMT

Dr. Michael Marlin joined ACMT in 2015. He completed his residency in Emergency Medicine at the University of Mississippi Medical Center in Jackson, MS, and went on to complete a Medical Toxicology Fellowship at Rocky Mountain Poison & Drug Safety in Denver, CO.

Dr. Marlin currently serves as an Associate Professor of Emergency Medicine at the University of Mississippi Medical Center. He is also the Medical Director of the Mississippi Poison Control Center. In addition to his clinical work, Dr. Marlin is involved in research as a Site Investigator for FACT, DOTS, and toxIC.

Nathan Menke, MD, PhD, FACMT

Dr. Nathan Menke earned his medical degree from The Ohio State University Medical School in Columbus, OH, and completed his residency in Emergency Medicine at VCU Medical Center in Richmond, VA. He went on to complete a fellowship in Medical Toxicology at the University of Pittsburgh Medical Center.

Dr. Menke currently serves as a Clinical Assistant Professor at the University of Michigan in Ann Arbor, MI. He has been an active member of ACMT since 2011, contributing his expertise in both clinical and academic settings to the field of medical toxicology.

Jenna Nikolaides, MD, FACMT

Dr. Jenna Nikolaides earned her medical degree from Northwestern University Feinberg School of Medicine. She completed her residency in Emergency Medicine at the University at Buffalo, followed by a fellowship in Medical Toxicology with the Toxikon Consortium. Dr. Nikolaides also pursued an international research fellowship in toxicology at the University of Edinburgh.

Dr. Nikolaides is an Assistant Professor of Emergency Medicine, Medical Toxicology, and Addiction Medicine at Rush University Medical Center in Chicago, IL. She serves as the Director of the Substance Use Intervention Team and as the Director of Medical Toxicology at Rush. She has been a member of ACMT since 2014 and continues to contribute to both clinical and academic advancements in the field of medical toxicology.

Katherine Prybys, DO, FACMT

Dr. Katherine Prybys has been a member of ACMT since June 2013. She completed her Emergency Medicine residency at Allegheny General Hospital and went on to complete a Medical Toxicology Fellowship at the University of Cincinnati.

Dr. Prybys is an Assistant Professor in the Department of Emergency Medicine at the University of Maryland School of Medicine. She serves as a Medical Toxicologist Physician Consultant for both the University of Maryland Medical Center Inpatient Toxicology Service and the Maryland Poison Center, both located in Baltimore, MD.

Outside of her professional work, Dr. Prybys is a wife, mother, and avid skier.

Joshua Radke, MD, FACMT

Dr. Joshua Radke completed his residency and fellowship in Medical Toxicology at the University of California, Davis Medical Center in Sacramento, CA. He is currently a Clinical Associate Professor in the Department of Emergency Medicine, Division of Medical Toxicology, at the University of Iowa Health Care in Iowa City, IA. Dr. Radke also serves as the Program Director for the Medical Toxicology Fellowship at the University of Iowa Health Care.

An active member of ACMT since 2014, Dr. Radke continues to contribute to the advancement of medical toxicology through his leadership in education and clinical practice.

Daniel Repplinger, MD, FACMT

Dr. Daniel Repplinger earned his medical degree from the University of Wisconsin School of Medicine and Public Health. He completed his residency in Emergency Medicine at UCSF/San Francisco General Hospital, followed by a fellowship in Medical Toxicology at NYU/New York City Poison Control Center. Currently, Dr. Repplinger serves as the Medical Safety Director and Safety Strategy Leader for Early Development Safety at Genentech in San Francisco, CA. He also holds a clinical appointment as Volunteer Clinical Faculty at UCSF/San Francisco General Hospital. An active member of the ACMT Industry Section, Dr. Repplinger has been a dedicated member of the association since 2014.

Justin Rizer, MD, FACMT

Dr. Justin Rizer earned his medical degree from the University of South Florida Morsani College of Medicine. He completed his residency in Emergency Medicine at the University of Virginia, where he also pursued a fellowship in Medical Toxicology.

Dr. Rizer currently serves as a Clinical Instructor of Medical Toxicology at the University of Virginia and works with the Blue Ridge Poison Center. He has been a member of ACMT since 2014, contributing to the field of medical toxicology through his clinical and educational roles.

Ryan Surmaitis, DO, FACMT

Dr. Ryan Surmaitis earned his medical degree from Nova Southeastern College of Osteopathic Medicine. He completed his Emergency Medicine residency at Lehigh Valley Health Network and a fellowship in Medical Toxicology at Drexel University College of Medicine. Currently, Dr. Surmaitis is an attending physician at Lehigh Valley Health Network in Allentown, PA, where he serves as the Medical Director of Acute Care Substance Use Prevention and Management. He is also the Assistant Program Director for the Medical Toxicology Fellowship at Lehigh Valley Health Network and an Assistant Professor at the University of South Florida Morsani College of Medicine. Dr. Surmaitis has been an active member of ACMT since 2016.

Devin Wiles, DO, MTM&H, FACMT

Dr. Devin Wiles earned his Doctor of Osteopathic Medicine degree from Kentucky College of Osteopathic Medicine. He completed his residency in Occupational Medicine through the National Capital Consortium at Walter Reed Medical Center, followed by a fellowship in Preventive Medicine at the Walter Reed Army Institute of Research. He then pursued a fellowship in Medical Toxicology at Ohio State University and Nationwide Children’s Hospital.

Dr. Wiles currently serves as the Chief of Clinical Education at the United States Army Institute of Chemical Defense. He has been a member of ACMT since 2015 and contributes to the field of medical toxicology through his leadership and educational roles.

Application Process

If you are an active Full, International, or Emeritus ACMT member in good standing for at least 4 years, you are eligible to apply for Fellowship status in the American College of Medical Toxicology. Join this admirable group of medical toxicologists by filling out the following application. In order to be considered for fellowship status, applicants must meet the requirements in at least two of the following categories: clinical practice, research, formal teaching, public service, service to the college. However, we encourage you to make the application as complete as possible. Two letters of recommendation are also required. If you have applied in the past and not been accepted, we encourage you to apply again if your status has changed. Members from the membership committee and the administrative staff of ACMT would be happy to help with any questions or concerns regarding the application process. It is expected that if you are accepted as a Fellow of ACMT, that you will attend the Annual Scientific Meeting to receive your certificate. Thank you for your attention to this important matter.

Next Application Deadline: September 1, 2025