National Case Conference - September 2026

Joshua D. King, MD, FACMT is an Associate Professor of Medicine and Pharmacy and the Medical Director of the Maryland Poison Center at the University of Maryland School of Medicine. He earned his medical degree from Penn State College of Medicine, followed by an Internal Medicine residency and chief residency at the University of Virginia. He then completed a Nephrology fellowship at Johns Hopkins Hospital and, after returning to the University of Virginia as a nephrologist, pursued further specialization through a Medical Toxicology fellowship. Dr. King is a dual-specialized clinician-educator in nephrology and medical toxicology, with clinical expertise in extracorporeal treatments for poisonings, therapeutic drug removal, ICU nephrology, and medical education. At the University of Maryland Medical Center, he provides care through both the nephrology and medical toxicology consultation services, focusing on hospitalized patients. In addition to his clinical work, Dr. King is deeply involved in graduate medical education, training residents and fellows, as well as teaching undergraduate medical students. As the Medical Director of the Maryland Poison Center, he oversees the clinical management of poisoning, envenomation, and overdose cases for both the public and healthcare providers. His role also includes educating medical and pharmacy students and supervising physicians who rotate through the center. Dr. King’s research interests lie at the intersection of nephrology and toxicology, particularly in the extracorporeal removal of toxins through modalities such as dialysis and apheresis.

Dr. Emily Kiernan is an Assistant Professor at Emory University School of Medicine. She is a board-certified Emergency Medicine physician who recently completed a medical toxicology fellowship at Emory University/CDC. She has served as the fellow co-chair for the AACT Radiation Special Interest Section group as well as a chair in the ACMT Fellow-in-training association.

Dr. Colleen Cowdery is the Medical Director of the Washington Poison Center. She completed her Medical Toxicology fellowship at Oregon Health & Science University and the Oregon Poison Center, where she also served as a Toxicologist and Emergency Medicine Physician. Dr. Cowdery earned her medical degree from the University of Florida and completed her residency at UF Health Jacksonville. She holds a Bachelor of Arts in Ecology and Evolutionary Biology from Dartmouth College. In her current role, Dr. Cowdery oversees clinical operations, toxicology consultations, and educational initiatives, advancing the Center’s mission to provide expert guidance on poisoning and exposure management.

Dr. Kathryn (Kathy) Kimpel received her medical degree from the University of Washington SOM, and completed her Emergency Medicine residency at St. John's Riverside Hospital in Yonkers, NY. She is currently a Medical Toxicology Fellow at Indiana University School of Medicine. Her tox interests include addiction medicine/MAT, toxic alcohols, and snake envenomation.