Dr. Ahmed Dehal

Ahmed Dehal, MD, MPH

Clinician Investigator

Surgical Oncology

Panorama City Medical Center



Dr. Ahmed Dehal is a board-certified general surgeon with a second board certification in complex surgical oncology. He is an associate professor in Clinical Science at the Kaiser Permanente Bernard J. Tyson School of Medicine and vice chair of Research at Panorama City Medical Center. Dr. Dehal has published more than 40 articles in peer-reviewed journals as well as multiple book chapters and has reviewed manuscripts for multiple national and international journals.

Dr. Dehal has extensive experience working with the National Surgical Quality Improvement Program, the National Cancer Database, and the National Cancer Institute’s Surveillance, Epidemiology, and End Results databases as well as Kaiser Permanente HealthConnect®. He has a broad interest in all aspects of gastrointestinal oncologic surgery. Dr. Dehal is particularly interested in how neoadjuvant chemotherapy and surgical management can be used to treat patients with gastric cancer.

Areas of Focus

  • Surgical outcomes of gastrectomy for gastric cancer
  • Neoadjuvant chemotherapy
  • Robotic surgery


University of Baghdad
Baghdad, Iraq
MPH, Clinical Research
Georgia Southern University
Statesboro, Georgia
Residency/General Surgery
Arrowhead Regional Medical Center/ Kaiser Permanente
Fontana, California

Honors and Awards

Clinician Investigator Award, Southern California Permanente Medical Group, 2023-2024
Best poster award, Second International Surgery and Anesthesia Conference, 2013
Best poster award, Annual Georgia Southern University Graduate Research Symposium, 2010
Delta Omega Honorary Society in Public Health member
Fulbright scholarship recipient