Faculty Brief Bio

Steven B. Johnson, MD, FAC        
Steven B. Johnson, MD, FACS
Program Director  

Chair (Banner/VA) and Professor, Department of Surgery at the University of Arizona College of Medicine – Phoenix

Medical School: University of Virginia School of Medicine
Surgical Residency: University of Rochester
Areas of Interest: Shock, surgical sepsis, pancreatitis and critically ill surgical patients

Jennifer F. Preston,  MD
Jennifer F. Preston, MD
Associate Program Director 

Medical School: University of Arizona College of Medicine – Tucson
General Surgery Residency: Virginia Mason Medical Center in Seattle, Washington
Advanced GI/Minimally Invasive Surgery Fellowship: Oregon Health & Science University
Areas of Interest: Minimally invasive treatment of foregut diseases, including achalasia, heartburn/reflux disease, hiatal hernias, stomach tumors, small bowel tumors and diseases of the spleen and adrenal gland; as well as robotic ventral, umbilical and inguinal hernia repair.


Amy Sisley, MD, MPH, FACS
Associate Program Director
 

Director of Simulation and Associate Professor, Department of Surgery

Medical School: University of Pennsylvania School of Medicine
Surgical Residency: University of Chicago
Trauma/Critical Care Fellowship: Emory University Hospital in Atlanta, Georgia

Ara Feinstein, MD, MPH, FACS
Ara Feinstein, MD, MPH, FACS

Assistant Professor of Surgery and the Surgical Clerkship Director, University of Arizona College of Medicine – Phoenix

Medical School: Yale University School of Medicine
General Surgery Residency: Massachusetts General Hospital in affiliation with Harvard Medical School
Trauma/Critical Care Fellowship: University of Miami, Miller School of Medicine

Natasha Keric, MD, MPH, FACS
Natasha Keric, MD, MPH, FACS

Clerkship Director and Assistant Professor of Surgery, University of Arizona College of Medicine – Phoenix​

Medical School: University of Illinois School of Medicine
Surgical Residency: Scott and White Clinic in Texas
Trauma/Critical Care Fellowship: R. Adams Cowley Shock Trauma Center in Baltimore, Maryland

Paul Dabrowski, MD, FACS
Paul Dabrowski, MD, FACS

Trauma, Critical Care and Emergency Surgery Service Rotation Director​

Medical School: Tulane
Surgical Residency: University of Pennsylvania
General Surgery and Trauma/Critical Care Fellowships: Tulane University and Charity Hospitals

Nirav Patel, MD, FACS
Nirav Patel, MD, FACS

Director of Simulation and Associate Professor, Department of Surgery

Medical School: University of Wisconsin
General Surgery Residency: Gundersen Medical Foundation-Lutheran Hospital in La Crosse, Wisconsin
Trauma/Surgical Critical Care Fellowship: University of California-San Diego
 

Corey Detlefs, MD, FACS
Corey Detlefs, MD, FACS

Medical School: University of Arizona College of Medicine – Tucson
Surgical Residency: Phoenix Integrated Surgical Residency
Fellowship: UCSF Fresno Valley Medical Center

Richard Perry, MD, FACS
Richard Perry, MD, FACS

Chief, Division of General Surgery

Medical School: University of Arizona College of Medicine – Tucson
Surgical Residency: Emory University Hospital in Atlanta, Georgia
Fellowship: UCSF Fresno Valley Medical Center​
Areas of Interest: Forgut surgery, complex minimally invasive surgery and stressing the importance of a well trained "general" general surgeon

Mira Milas, MD, FACS
Mira Milas, MD, FACS

Chief, Section of Endocrine, Metabolic, and Bariatric Surgery

Medical School: University of Texas, Houston
Surgical Residency: Emory University
Endocrine Fellowship: Emory University

Robin Blackstone, MD, FACS
Robin Blackstone, MD, FACS

Chief, Bariatric Surgery

Medical School: University of Colorado
Surgical Residency: University of Colorado


Venkata Evani, MD

Chief Clinical Affairs Officer, Banner – University Medical Center Phoenix

Medical School: University of Michigan
General Surgery Residency: Sinai Grace Hospital


Mamoona Khokhar, MD

Medical School: Rutgers New Jersey Medical School
General Surgery Residency: Brown University
Endocrine Fellowship: Columbia University


Allison Tompeck, MD

Medical School: St. George’s University School of Medicine
General Surgery Residency: Pinnacle Health System – Polyclinic
Trauma/Critical Care Fellowship: University of Texas Southwestern