Meet Our Faculty

Clinical Faculty

Peter Alexandrov

Peter Alexandrov M.D., M.S.

Clinical Assistant Professor; Director of Space Medicine
Brandon R Allen

Brandon R Allen M.D.

Associate Professor; Medical Director CDU; UFH Chest Pain Ctr; Prog. Director, Administrative Fellowship
Joshua H Altman

Joshua H Altman M.D.

Clinical Assistant Professor
Lars K Beattie

Lars K Beattie M.D., M.S., FACEP

Clinical Associate Professor & Residency Program Director
Torben K Becker

Torben K Becker MD, PhD, MBA, RDMS, E-AEC, FAWM, FAEMS, FCCM

Associate Professor & Vice-Chair – Emergency Medicine, Executive Director – Critical Care Organization
Joanne N Bethencourt

Joanne N Bethencourt D.O.

Clinical Assistant Professor
John Bruno

John Bruno M.D.

Clinical Assistant Professor; Director of Critical Care Education – EM residency
Alicia Buck

Alicia Buck M.D.

Clinical Assistant Professor; Co-Medical Director, Lake County EMS
Cameron Busk

Cameron Busk M.D.

Clinical Assistant Professor; Interim Program Director of PEM Fellowship
Jennifer Chalam

Jennifer Chalam M.D.

Clinical Assistant Professor
Sarah Chrabaszcz

Sarah Chrabaszcz M.D.

Clinical Assistant Professor; Interim Assistant Clerkship Director, Emergency Medicine; Co-Elective Director, Sports Medicine and Common & Advanced Procedures
Giuliano De Portu

Giuliano De Portu M.D., FACEP

Clinical Associate Professor & Program Director of Ultrasound
Jessica L Diaz

Jessica L Diaz M.D.

Clinical Assistant Professor; Medical Director Springhill & Kanapaha EDs; Medical Director ED Scribe Program
Marco F Elegante

Marco F Elegante M.D., MNeuroSci

Clinical Assistant Professor; Assistant Program Director of Ultrasound
J. Joe Fernandez

J. Joe Fernandez M.D., J.D., FCLM

Clinical Assistant Professor
Mindy Fernandez

Mindy Fernandez M.D., FACEP

Clinical Assistant Professor; Assistant Medical Director, Freestanding EDs
Gabriel N Gomez

Gabriel N Gomez D.O.

Clinical Assistant Professor
JC Gonzalez, Jr

JC Gonzalez, Jr D.O.

Clinical Assistant Professor and Interim Associate Program Director of PEM Fellowship
Colleen K Gutman

Colleen K Gutman M.D.

Clinical Associate Professor
Noah Halpern

Noah Halpern MD

Clinical Assistant Professor; Physician Director of Quality
Liam C Holtzman

Liam C Holtzman D.O., FACEP

Clinical Assistant Professor; Medical Director Adult ED
Christopher O Hoyte

Christopher O Hoyte M.D., M.B.A.

Department Chair and Professor
Bethany J Johnston

Bethany J Johnston MD

Clinical Assistant Professor
Jason M Jones

Jason M Jones M.D., FACEP, FAEMS

Clinical Associate Professor; EMS Division Chief; EMS Fellowship Director; EMS Director, UF Health Mobile Stroke Treatment Unit
Philip Kayser

Philip Kayser M.D.,M.B.A.

Clinical Assistant Professor and Director of Informatics, Department of Emergency Medicine
Kirsten Kepple

Kirsten Kepple MD,MS

Clinical Assistant Professor
Sitha Konopack

Sitha Konopack M.D., M.P.H., FACEP

Clinical Assistant Professor; Interim Chief of Community Emergency Medicine; Medical Director, Kanapaha Emergency Center; Program Director, ED Advanced Practice Providers
Michael L Krick

Michael L Krick D.O., FACEP

Clinical Assistant Professor
Alison Leung

Alison Leung M.D.

Clinical Assistant Professor
Randy B Leung

Randy B Leung D.O.

Clinical Assistant Professor
Marsha F Lewis

Marsha F Lewis MD, MSc, MBA

Clinical Assistant Professor; Assistant Medical Director, Main Emergency Department; Assistant Program Director, Administrative EM Fellowship
Sarah Liu

Sarah Liu M.D.

Clinical Assistant Professor
Nicholas G Maldonado

Nicholas G Maldonado M.D., FACEP

Clinical Associate Professor; Associate Program Director, Residency
Michael Marchick

Michael Marchick M.D.

Clinical Associate Professor; Associate Vice Chair of Clinical Trials
Anthony J Meyer

Anthony J Meyer M.D., NREMT-P

Clinical Assistant Professor; EMS Medical Director, Levy County Department of Public Safety
Diana C Mora-Montero

Diana C Mora-Montero MD

Clinical Assistant Professor
Joel R Morrissey

Joel R Morrissey M.D.

Clinical Assistant Professor
L. Connor Nickels

L. Connor Nickels M.D., RDMS, FACEP

Clinical Associate Professor
Rohit P Patel

Rohit P Patel M.D.

Clinical Associate Professor; Associate Chief, Division of Critical Care Medicine; Co-Director, Emergency Medicine Critical Care Fellowship; Co-Director, Surgical Intensive Care Unit
Mary D Patterson

Mary D Patterson M.D., M.Ed.

Associate Dean And Professor
Oswald Perkins

Oswald Perkins MD

Clinical Assistant Professor
Michael C Petrauskis

Michael C Petrauskis M.D., M.Ed.

Clinical Assistant Professor
Maritza Plaza-Verduin

Maritza Plaza-Verduin M.D., FAAP

Clinical Assistant Professor; Medical Director, Center for Experiential Learning & Simulation; Interim PED Medical Director and Interim PEM Division Chief
Joseph Pompa

Joseph Pompa D.O.

Clinical Assistant Professor; Medical Director ShandsCair Critical Care Transport Program; Medical Director Sumter County Fire & EMS
Maria C Quidgley

Maria C Quidgley MD

Clinical Assistant Professor
Fatima A Ramirez-Cueva

Fatima A Ramirez-Cueva DO

Clinical Assistant Professor
Sara Reed

Sara Reed

Clinical Assistant Professor
Ronnie K Ren

Ronnie K Ren MD, MSEd

Clinical Assistant Professor; Interim Clerkship Director
David L Roberts

David L Roberts M.D., FACEP

Clinical Assistant Professor; Assistant Program Director, Residency
Matthew Ryan

Matthew Ryan M.D., Ph.D.

Professor
Alejandro J Sanoja

Alejandro J Sanoja MD

Clinical Assistant Professor
Alexander Schwartz

Alexander Schwartz M.D.

Clinical Assistant Professor
Kruti Shah

Kruti Shah M.D.

Clinical Assistant Professor
Priscilla Shen

Priscilla Shen

Clinical Assistant Professor
Andrew J Smith

Andrew J Smith MD

Clinical Assistant Professor
Tierra Smith

Tierra Smith M.D.

Clinical Assistant Professor
Caroline C Srihari

Caroline C Srihari M.D.

Clinical Assistant Professor; Assistant Program Director, Residency
Meredith C Thompson

Meredith C Thompson M.D., M.A.Ed., FACEP

Clinical Associate Professor; Interim Vice Chair of Education; Assistant Dean of Student Affairs
Jaclyn C Urquiola

Jaclyn C Urquiola D.O.

Clinical Assistant Professor
Taylor Zeglam

Taylor Zeglam M.D.

Clinical Assistant Professor

RPN – UF Health Physicians

John Combs

John Combs MD

UF Health Physician
Mikhail Elfond

Mikhail Elfond

UF Health Physician
Austin C Reed

Austin C Reed M.D.

Medical Director & UF Health Physician

Adjunct Faculty

Marie-Carmelle Elie

Marie-Carmelle Elie M.D., RDMS, FACEP, FCCM

Adjunct Professor

Courtesy/Volunteer Faculty

Nana Serwaa Quao

Nana Serwaa Quao MBChB, MGCS, MPH

Courtesy Clinical Professor
Ahmed Zakariah

Ahmed Zakariah M.D., M.P.M., E.M.B.A., M.Phil., F.G.C.S.

Courtesy Clinical Assistant Professor; Ghanaian Liaison To The National Ambulance Service In Accra, Ghana

Fellows

Administrative Emergency Medicine Fellow

Andrea K Long

Andrea K Long M.D.

2026-2027 Administrative Fellow

Critical Care Medicine Fellows

Osvaldo E Duran

Osvaldo E Duran MD

Critical Care Medicine Fellow
Michael B Oliver

Michael B Oliver MD

Critical Care Medicine Fellow
Rylee Pence

Rylee Pence MD

Critical Care Medicine Fellow

Emergency Medical Services Fellows

Taylor Brady

Taylor Brady M.D.

PGY3 Emergency Medicine Resident and 2026-2027 EMS Fellow
Krish Gill

Krish Gill M.D.

PGY3 Emergency Medicine Resident and 2026-2027 EMS Fellow

Pediatric Emergency Medicine Fellows

Zainab H Al Gburi

Zainab H Al Gburi M.D.

Year 1 Pediatric Emergency Medicine Fellow
Paola Brana Rivera

Paola Brana Rivera MD

Year 2 Pediatric Emergency Medicine Fellow
Joseph H Castellanos

Joseph H Castellanos MD

Year 2 Pediatric Emergency Medicine Fellow

Sports Medicine Fellows

Charles E Benson

Charles E Benson MD

2026-2027 Sports Medicine Fellow

Ultrasound Medicine Fellows

Michael Cho

Michael Cho M.D.

2026-2027 Ultrasound Fellow
Kelly A Nicholson

Kelly A Nicholson D.O.

2026-2027 Ultrasound Fellow

Residents

See a list of our current Emergency Medicine residents.