Emergency Medicine
About the Department of Emergency Medicine
The Department of Emergency Medicine demonstrates medical excellence by providing equitable access to outstanding medical care, world-class original research, and inclusive, innovative, and effective educational programs led by a team of diverse faculty dedicated to developing compassionate, culturally sensitive future physicians.
Department Leadership
Samuel M. Keim, MD, MSc
Department Chair, Emergency Medicine
Director, Arizona Emergency Medicine Research Center
Professor, Emergency Medicine
Professor, Public Health
Member, Graduate Faculty
Residency Program Leadership
Jessica Bates, MD
Clinical Associate Professor, Emergency Medicine – (Clinical Series Track)
Program Director, South Campus Emergency Medicine Residency Program
Member, Trauma Peer Review Committee
Albert B. Fiorello, MD, FAAEM, FACEP
Director, Emergency Medicine University Campus Residency
Update: Associate Professor, Emergency Medicine – (Clinical Scholar Track)
Aaron N. Leetch, MD, FACEP
: Program Director, Combined Emergency Medicine & Pediatrics Residency
Associate Professor, Emergency Medicine - (Clinical Scholar Track)
Associate Professor, Pediatrics - (Clinical Scholar Track)
Clinical Specialties
Emergency Medicine, Pediatrics
Medical Education
Fellowship Program Leadership
Srikar R. Adhikari, MD, MS, FACEP
Professor, Emergency Medicine – (Tenure Track)
Section Chief, Emergency Ultrasound
Director, Emergency Ultrasound Fellowship
Vice Chair, Faculty Affairs
Member of the Graduate Faculty
Chair, Promotion & Tenure Committee
Joshua B. Gaither, MD, FACEP, FAEMS
Chief, Division of EMS
EMS Fellowship Director
EMS Degree Program Director
Professor, Emergency Medicine - (Clinical Scholar Track)
Clinical Specialties
Emergency Medicine
Emergency Medical Services
Jarrod M. Mosier, MD
Professor, Emergency Medicine and Medicine
Associate Director, Arizona Emergency Medicine Research Center – Tucson
Vice Chair for Research, Emergency Medicine
Associate Program Director, Critical Care Fellowship
Medical Director, ECMO (Extracorporeal Membrane Oxygenation) Service
Clinical Specialties
Emergency Medicine, Critical Care Medicine, ECMO, Neurocritical Care
Vivienne Ng, MD, MPH
Associate Director, University Campus Residency, Emergency Medicine
Director, Medical Simulation Fellowship
Associate Professor, Emergency Medicine - (Clinical Scholar Track)
Farshad “Mazda” Shirazi, MD, PhD, FACEP, FACMT
Program Director, Medical Toxicology Fellowship
Professor, Emergency Medicine - (Clinical Scholar Track)
Medical Director, Arizona Poison and Drug Information Center
Professor, Pharmacology
Professor, Pharmacy Practice-Science
Arizona Emergency Medicine Research Center
Jarrod M. Mosier, MD
Professor, Emergency Medicine and Medicine
Associate Director, Arizona Emergency Medicine Research Center – Tucson
Vice Chair for Research, Emergency Medicine
Associate Program Director, Critical Care Fellowship
Medical Director, ECMO (Extracorporeal Membrane Oxygenation) Service
Clinical Specialties
Emergency Medicine, Critical Care Medicine, ECMO, Neurocritical Care
Daniel W. Spaite, MD
Associate Director, Arizona Emergency Medicine Research Center – Phoenix
Professor, Emergency Medicine
Member, Graduate Faculty