Gaby Iskander, MD, MS, FACS

President

Dr. Gaby Iskander, MD, MS, FACS, is Division Chair of Surgery at Valleywise. He trained at Ain Shams University in Cairo, completed residency at Wayne State University/Detroit Medical Center, and pursued fellowship in Surgical Critical Care at the Medical College of Wisconsin, building a career that has included leadership roles in trauma and SICU systems in Wisconsin and Michigan. Dr. Iskander has been deeply engaged in medical education, serving as clerkship director, residency associate program director, and core faculty while mentoring medical students, residents, and fellows. He has held impactful leadership positions at the state, regional, and national levels, including chairing Trauma Advisory Councils in Wisconsin and Michigan and serving as a trauma center verification reviewer for the American College of Surgeons.

Collin Stewart, MD, FACS

President Elect

Dr. Stewart, originally from west Texas and raised in southeast Arkansas, earned dual undergraduate degrees in biomedical science and forensic entomology from Texas A&M University before completing his medical degree at the University of Texas Southwestern in Dallas. He completed his general surgery residency at the Sunrise Health Graduate Medical Consortium in Las Vegas, followed by a fellowship in surgical critical care and acute care surgery at the University of Arizona. His professional interests include rib fracture management and outcomes, hospital resource optimization, and resident education.

Jordan Weinberg, MD

Past President

Jordan Weinberg received his medical degree from the University of Toronto Faculty of Medicine and completed general surgery residency at Mayo Clinic Scottsdale, followed by surgical critical care/trauma fellowship at the University of Tennessee Health Science Center in Memphis, Tennessee. He joined Dignity Health Medical Group in 2016 as Trauma Medical Director at St. Joseph’s Hospital and Medical Center in Phoenix, Arizona. Dr. Weinberg is board certified in general surgery and surgical critical care. His clinical interests are trauma surgery, emergency general surgery, and intensive care medicine. As Professor of Surgery at Creighton University School of Medicine Phoenix Regional Campus, he is involved in the education of both medical students and surgery residents. His research interests include trauma outcomes, transfusion medicine, and health literacy.

Tanya Anand, MD, MPH, MT(ASCP), FACS

Secretary

Dr. Tanya Anand is a clinical assistant professor of surgery and director of geriatric trauma at the Universityof Arizona, where she also completed a two-year fellowship in trauma, acute care surgery, and surgical critical care. She holds an MPH in health policy and epidemiology, completed medical school magna cum laude, and is board certified in both General Surgery and Surgical Critical Care. Her research and clinical interests focus on improving resuscitation and acute management of critically ill trauma, burn, and geriatric patients, with particular emphasis on hemorrhagic shock, post-intubation hypotension, and pathways for frail older adults.

Ramin Jamshidi-MD

Treasurer

Dr. Ramin Jamshidi, MD, FACS, FICS, is a pediatric and trauma surgeon practicing across multiple Phoenix- area hospitals, where he also serves in key leadership roles including Medical Director of Pediatric Trauma, Surgical Director of Pediatric Critical Care, and Division Chief of Pediatric Surgery at Valleywise Health. He holds academic appointments with the University of Arizona College of Medicine–Phoenix, Creighton University School of Medicine, and Mayo Clinic, and is deeply involved in training future pediatric surgeons as Assistant Program Director of the Pediatric Surgery Fellowship. Board certified in both General and Pediatric Surgery, Dr. Jamshidi brings extensive expertise in pediatric trauma, critical care, endocrine

Cary VanDyke, MSN, RN

Board Officer

Awaiting Bio

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Board Officer

Board Officer 

Christopher Knapp MD completed medical school at the University of Arizona College of Medicine in Tucson, AZ. He completed his General Surgery residency at the Rush University Medical Center and John H. Stroger Hospital of Cook County combined program in Chicago, IL, followed by Surgical Critical Care Fellowship at Oregon Health and Science University in Portland, OR. He currently works at Valleywise Health Medical Center in Phoenix, AZ as a trauma surgeon, surgical ICU director, and associate trauma medical director.

Outside of the operating room, Dr. Okosun enjoys spending time with his family and watching soccer.

Adil Lokhandwala, MD

Board Officer

Awaiting Bio

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Kyle Lines, RN, CEN, CPEN

Board Officer

Brandon Hallaway, DO

Board Officer

Awaiting Bio

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Patricia Barcelo-Sanders

Executive Director

Awaiting Bio

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James Bogart, MD

Board Officer

Awaiting Bio

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John Watts, MD