Emergency medicine faculty biographies

Sara Dimeo, MD, MEHP
Role in Program: Program Director
Specialty: Emergency Medicine
Medical School: George Washington School of Medicine and Health Sciences, Washington, DC
Residency: University of Arizona-Tucson
Fellowship: University of California-Irvine, Multimedia Design Education Technology
Other Degrees: Masters in Health Professions' Education (MEHP), Johns Hopkins School of Education
Board Certifications: American Board of Emergency Medicine (ABEM)
Awards and Honors: Chief Resident (2016-2017), Emergency Medicine Residents' Association (EMRA) Presidential Leadership Award
Professional Affiliations: Fellow of the American College of Emergency Physicians (ACEP), Council of Residency Directors in Emergency Medicine

Sara Dimeo, MD, MEHP
Role in Program: Program Director
Specialty: Emergency Medicine
Medical School: George Washington School of Medicine and Health Sciences, Washington, DC
Residency: University of Arizona-Tucson
Fellowship: University of California-Irvine, Multimedia Design Education Technology
Other Degrees: Masters in Health Professions' Education (MEHP), Johns Hopkins School of Education
Board Certifications: American Board of Emergency Medicine (ABEM)
Awards and Honors: Chief Resident (2016-2017), Emergency Medicine Residents' Association (EMRA) Presidential Leadership Award
Professional Affiliations: Fellow of the American College of Emergency Physicians (ACEP), Council of Residency Directors in Emergency Medicine

Evan Leibner, MD
Role in Program: Core faculty, Patient Safety and Quality Improvement, Administration
Specialty: Emergency Medicine
Medical School: University of Health Sciences/The Chicago Medical School
Residency: Wayne State University/Detroit Receiving Hospital
Board Certifications: Emergency Medicine
Awards and Honors: Voluntary Faculty Teacher of the Year 1998, 1999
Professional Affiliations: Fellow of the American College of Emergency Physicians

Evan Leibner, MD
Role in Program: Core faculty, Patient Safety and Quality Improvement, Administration
Specialty: Emergency Medicine
Medical School: University of Health Sciences/The Chicago Medical School
Residency: Wayne State University/Detroit Receiving Hospital
Board Certifications: Emergency Medicine
Awards and Honors: Voluntary Faculty Teacher of the Year 1998, 1999
Professional Affiliations: Fellow of the American College of Emergency Physicians

Andrea Wolff, MD
Role in Program: Associate Program Director, Ultrasound Director
Specialty: Emergency Medicine
Medical School: Indiana University School of Medicine
Residency: Indiana University Department of Emergency Medicine
Board Certifications: ABEM
Professional Affiliations: Fellow of the American Academy of Emergency Medicine, Fellow of the American College of Emergency Physicians

Andrea Wolff, MD
Role in Program: Associate Program Director, Ultrasound Director
Specialty: Emergency Medicine
Medical School: Indiana University School of Medicine
Residency: Indiana University Department of Emergency Medicine
Board Certifications: ABEM
Professional Affiliations: Fellow of the American Academy of Emergency Medicine, Fellow of the American College of Emergency Physicians

Nick Enriquez, MD
Role in Program: Core faculty, Recruitment and Diversity, Equity, Inclusion and Belonging
Specialty: Emergency Medicine
Medical School: Drexel University School of Medicine
Residency: University of Arizona-Tucson
Board Certifications: ABEM

Nick Enriquez, MD
Role in Program: Core faculty, Recruitment and Diversity, Equity, Inclusion and Belonging
Specialty: Emergency Medicine
Medical School: Drexel University School of Medicine
Residency: University of Arizona-Tucson
Board Certifications: ABEM
Josh Zeidler, MD
Role in Program: Core faculty, EMS and Disaster Medicine
Specialty: Emergency Medicine, Pediatrics
Medical School: Des Moines University College of Osteopathic Medicine
Residency: Detroit Medical Center Wayne State University
Board Certifications: ABEM, American Board of Pediatrics, Emergency Medical Services (EMS)
Professional Affiliations: American College of Emergency Physicians, American Academy of Pediatrics, National Association of EMS Physicians
Josh Zeidler, MD
Role in Program: Core faculty, EMS and Disaster Medicine
Specialty: Emergency Medicine, Pediatrics
Medical School: Des Moines University College of Osteopathic Medicine
Residency: Detroit Medical Center Wayne State University
Board Certifications: ABEM, American Board of Pediatrics, Emergency Medical Services (EMS)
Professional Affiliations: American College of Emergency Physicians, American Academy of Pediatrics, National Association of EMS Physicians

Kaleena Patel, MD
Role in Program: Core faculty, Pediatric Emergency Medicine
Specialty: Pediatrics, Pediatric Emergency Medicine
Medical School: Keck School of Medicine of USC
Residency: UT Southwestern/Children's Health
Fellowship: Children's Hospital of Philadelphia
Other Degrees: Masters in Healthcare Quality and Safety (MHQS)
Board Certifications: Pediatrics, Board eligible for Pediatric Emergency Medicine
Awards and Honors: Chief Resident (2019-2020)

Kaleena Patel, MD
Role in Program: Core faculty, Pediatric Emergency Medicine
Specialty: Pediatrics, Pediatric Emergency Medicine
Medical School: Keck School of Medicine of USC
Residency: UT Southwestern/Children's Health
Fellowship: Children's Hospital of Philadelphia
Other Degrees: Masters in Healthcare Quality and Safety (MHQS)
Board Certifications: Pediatrics, Board eligible for Pediatric Emergency Medicine
Awards and Honors: Chief Resident (2019-2020)

Ryan Adkins, MD
Role in Program: Core faculty, Off Service Residents, Simulation
Specialty: Emergency Medicine
Medical School: Michigan State University School of Osteopathic Medicine
Residency: Ascension Macomb-Oakland Macomb, Michigan
Board Certifications: Board eligible for ABEM
Awards and Honors: Chief Resident (2019-2020)
Professional Affiliations: ACEP

Ryan Adkins, MD
Role in Program: Core faculty, Off Service Residents, Simulation
Specialty: Emergency Medicine
Medical School: Michigan State University School of Osteopathic Medicine
Residency: Ascension Macomb-Oakland Macomb, Michigan
Board Certifications: Board eligible for ABEM
Awards and Honors: Chief Resident (2019-2020)
Professional Affiliations: ACEP

Tanner Folster, DO
Role in Program: Core faculty, Clerkship Director
Specialty: Emergency Medicine
Medical School: Kirksville College of Osteopathic Medicine, Kirksville, MO
Residency: Lehigh Valley Health Network, Allentown, PA
Board Certifications: ABEM
Awards and Honors: Chief Resident (2016-2017), Resident of the Year 2017, Physician of the Month Mercy Gilbert Medical Center (March 2023)
Professional Affiliations: The Emergency Center

Tanner Folster, DO
Role in Program: Core faculty, Clerkship Director
Specialty: Emergency Medicine
Medical School: Kirksville College of Osteopathic Medicine, Kirksville, MO
Residency: Lehigh Valley Health Network, Allentown, PA
Board Certifications: ABEM
Awards and Honors: Chief Resident (2016-2017), Resident of the Year 2017, Physician of the Month Mercy Gilbert Medical Center (March 2023)
Professional Affiliations: The Emergency Center

Melissa Kelsey, DO
Role in Program: Core faculty, Wellness Director
Specialty: Emergency medicine
Medical School: Touro University Nevada College of Osteopathic Medicine
Residency: University of Arizona - Tucson
Board Certifications: ABEM
Awards and Honors: Critical Care Distinction Track 2017
Professional Affiliations: ACEP

Melissa Kelsey, DO
Role in Program: Core faculty, Wellness Director
Specialty: Emergency medicine
Medical School: Touro University Nevada College of Osteopathic Medicine
Residency: University of Arizona - Tucson
Board Certifications: ABEM
Awards and Honors: Critical Care Distinction Track 2017
Professional Affiliations: ACEP

Erik Mattison, MD
Role in Program: Medical Director, Chandler Regional Medical Center, Program Evaluation Committee (PEC) Chair
Specialty: Emergency Medicine
Medical School: Case Western Reserve University
Residency: Maricopa Medical Center, Phoenix
Board Certifications: American Board of Emergency Medicine, American College of Academic Addiction Medicine, Hyperbaric Medicine
Awards and Honors: Chief Resident, Richard A. Walsh Outstanding Resident Award, Outstanding Resident Award
Professional Affiliations: ACEP

Erik Mattison, MD
Role in Program: Medical Director, Chandler Regional Medical Center, Program Evaluation Committee (PEC) Chair
Specialty: Emergency Medicine
Medical School: Case Western Reserve University
Residency: Maricopa Medical Center, Phoenix
Board Certifications: American Board of Emergency Medicine, American College of Academic Addiction Medicine, Hyperbaric Medicine
Awards and Honors: Chief Resident, Richard A. Walsh Outstanding Resident Award, Outstanding Resident Award
Professional Affiliations: ACEP

Brian Tiffany, MD, PhD
Role in Program: Research Director
Specialty: Emergency Medicine
Medical School: Washington University of Medicine in St. Louis
Residency: Wayne State University/Detroit Receiving Hospital
Fellowship: Research, Wayne State University/Detroit Receiving Hospital
Other Degrees: PhD in Physiology
Board Certifications: American Board of Emergency Medicine, American College of Academic Addiction Medicine, Hyperbaric Medicine
Awards and Honors: Chief Resident, Richard A. Walsh Outstanding Resident Award, Outstanding Resident Award
Professional Affiliations: ACEP

Brian Tiffany, MD, PhD
Role in Program: Research Director
Specialty: Emergency Medicine
Medical School: Washington University of Medicine in St. Louis
Residency: Wayne State University/Detroit Receiving Hospital
Fellowship: Research, Wayne State University/Detroit Receiving Hospital
Other Degrees: PhD in Physiology
Board Certifications: American Board of Emergency Medicine, American College of Academic Addiction Medicine, Hyperbaric Medicine
Awards and Honors: Chief Resident, Richard A. Walsh Outstanding Resident Award, Outstanding Resident Award
Professional Affiliations: ACEP