Department of Emergency Medicine Click here for the Department of Emergency Medicine Home Page Click here for the UC Irvine Home Page Click here for the School of Medicine Home Page
 
 
 
 

Faculty

Chris Fox, MD
Professor of Clinical Emergency Medicine and Chair
Director, Emergency Ultrasound Fellowship
Director of Ultrasound in Medical Education

Isabel M. Algaze Gonzalez, MD
Assistant Clinical Professor of Emergency Medicine
Fellowship Director, Wilderness Medicine
Medical Director, Catalina Island Medical Center Emergency Department

Rishi Bhargava, MD
Assistant Clinical Professor of Emergency Medicine
Director, Pediatric Emergency Medicine

Michael J. Burns, MD
Emeritus Clinical Professor of Emergency Medicine and Internal Medicine 
Infectious Diseases, Geriatric Medicine

Bharath Chakravarthy, MD MPH
Professor of Clinical Emergency Medicine and Public Health
Vice Chair of Research and Academic Affairs
Co-Director, Research Fellowship in Population Health
Director, MD/MPH Dual Degree Program

Carrie E. Chandwani, MD
Associate Clinical Professor of Emergency Medicine
Vice-Chair, Clinical Operations
Medical Director, Department of Emergency Medicine

Ryan Gibney, MD
Assistant Clinical Professor of Emergency Medicine
Interim Director, Ultrasound

Theodore Heyming, MD
Volunteer Assistant Clinical Professor
Chair, Emergency Medicine, Children’s Hospital of Orange County (CHOC)

Robert Katzer, MD MBA
Clinical Professor of Emergency Medicine
Associate Director, Emergency Medical Services
Associate Director, Base Hospital
Medical Director, City of Anaheim Fire and Rescue Department

Mark I. Langdorf, MD MHPE
Professor of Clinical Emergency Medicine
Editor-In-Chief, Western Journal of Emergency Medicine: Integrating Emergency Care with Population Health

Shahram Lotfipour, MD MPH
Professor of Clinical Emergency Medicine
Co-Director, Research Fellowship in Population Health
Director, Global Health
Managing Editor, Western Journal of Emergency Medicine (WestJEM) and Clinical Practice and Cases in Emergency Medicine (CPC-EM)

Shahrdad Lotfipour, PhD
Assistant Professor of EM and Pharmaceutical Sciences
Director of Translational Addiction Laboratory
Co-Director of the Excellence in Research Program, School of Medicine

Danielle Matonis, MD
Assistant Clinical Professor of Emergency Medicine

Christopher Eric McCoy, MD MPH
Professor of Clinical Emergency Medicine
Medical Director, Base Hospital
Director, Emergency Medical Services
Director, Simulation Fellowship

Megan Boysen Osborn, MD MHPE
Associate Professor of Clinical Emergency Medicine
Vice Chair of Education
Associate Dean of Students

Ronald Rivera, MD
Assistant Clinical Professor of Emergency Medicine
Assistant Program Director, Clerkship

Jennifer Roh, MD MBA 
Assistant Clinical Professor of Emergency Medicine
Associate Medical Director
Director, ED Administration Fellowship

Scott E. Rudkin, MD MBA RDMS
Clinical Professor of Emergency Medicine
Director, Fellowship in Clinical Informatics

Soheil Saadat, MD MPH PhD
Research Specialist

Jonathan Smart, MD
Assistant Clinical Professor of Emergency Medicine
Assistant Program Director, Residency

Lindsey Spiegelman, MD
Assistant Clinical Professor of Emergency Medicine
Associate Medical Director
ED Clinical Informaticist

Jeffrey R. Suchard, MD
Professor of Clinical Emergency Medicine and Pharmacology
Director, Medical Toxicology
Associate Dean for Basic Science Education

Gabriel R. Sudario, MD
Assistant Clinical Professor of Emergency Medicine
Program Director, Clerkship
Director of Summer Outreach Programs

Shannon Toohey, MD MAEd 
Associate Professor of Clinical Emergency Medicine
Program Director, Residency

Federico E. Vaca, MD, MPH
Professor and Executive Vice Chair
Department of Emergency Medicine

Warren Wiechmann, MD MBA
Associate Professor of Clinical Emergency Medicine
Fellowship Director, Multimedia Design Education Technology
Associate Dean of Clinical Science Education & Educational Technology

Alisa Wray, MD, MAEd
Associate Professor of Clinical Emergency Medicine
Associate Program Director, Residency
Resident SIM Director
Director of Clinical Skills Assessment
Course Director, Clinical Foundations

Sean D Young, PhD MS
Professor of Emergency Medicine and Informatics
Executive Director of the University of California Institute for Prediction Technology (UCIPT)

Fellows 2022-2023 (Roster)

Jana Florian, MD
Critical Care Fellow (Medicine)

Stephen Gassner, MD
ED Administration Fellow

Chris Gilani, MD
Critical Care Fellow (Anesthesia)

Megan Guy, MD
Ultrasound Fellow

Edmund Hsu, MD
Simulation Fellow
Ultrasound Fellow

Albert Lee, MD
Ultrasound Fellow

Kristin Lewis, MD
Multimedia Design Education Technology Fellow 

Parth Patel, MD
Simulation Fellow 

Jaritza Perez, MD
Wilderness Fellow

Graham Stephenson, MD
Clinical Informatics Fellow

Jonathan Quang, MD
Clinical Informatics Fellow

Allen Yiu, MD
Clinical Informatics Fellow (Pediatrics)

Volunteer Faculty

Matthew Abrishamian, MD

Anthony Arguija, MD 

Faried Banimahd, MD

Josh R Beck, MD

Janice Boughton, MD

Yvette Brooks, MD

Kenneth Chuang, MD

Evanson, Heather MD

Mary Gendy, MD

Ruben O Gomez, MD

Theodore Heyming, MD

Kevin Mark Koenig, MD

Richard Joseph Kozak, MD

Benjamin Labrot, MD

Bobby Massoudian, MD

Peter K Milano, MD

Kenneth T Miller, MD

Tuan D Nguyen, MD

Sean P Nordt, MD

Mary Jane Piroutek, MD

Michael Steven Ritter, MD

Tamer Salib, MD

Freddy Sotelo, MD

Mohammad A Subeh, MD

Kohtaroh B Takamura, MD

Scott Lee Takano, MD

Sone-Seere' Wilson, MD

Andrew Wittenberg, MD

Shelly Xing, MD

Christel M Zeumer, MD

Staff Physicians

James D Barry, MD 

Amy Briggs, MD

Heesun Choi, DO

Daniel P Davis, MD

Alexandra Herndon, MD

Jessica M Hoffmann, MD

Wirachin Hoonpongsimanont, MD

Maxwell Y Jen, MD

Jerry B Kim, MD

Monte T Mellon, MD

Scott W Pierce, MD

Adriana Rodriguez Vazquez, MD

Robert J Rowe, MD

Inna Shniter, MD

Matthew Dean Whited, MD