Dr. Arnold graduated Nova Southeastern University College of Osteopathic Medicine in 2009 after which he completed a residency in Emergency Medicine at the Lehigh Valley Health Network program in 2013. He then completed a Medical Toxicology fellowship at Emory University and the Centers for Disease Control and Prevention (CDC) in 2015.

He served as core faculty at the University of Alabama at Birmingham’s Emergency Medicine residency as well the Associate Medical Director then as Medical Director at the Regional Poison Control Center at Children’s of Alabama from 2015-2019.

Dr. Arnold currently is the Medical Director at the Florida Poison Information Center Tampa and serves as core faculty within the University of South Florida’s Emergency Medicine Residency at Tampa General Hospital. Dr. Arnold is currently board certified in Medical Toxicology, Addiction Medicine, and Emergency Medicine. His professional activities focus on poison center operations and public health, medical toxicology teaching in graduate medical education, prescription and novel drugs of abuse, and international toxicology. Dr. Arnold also serves on the editorial board for TOXINZ, reviews abstracts for AACT and ACMT as well as journal articles for WESTJEM and is currently active in several toxicology-based research studies.