Jason Adam Zell

Jason A. Zell
, DO

Medical Oncology

Office Locations

UC Irvine Health Chao Family Comprehensive Cancer Center
101 The City Drive South, Building 23
Orange, CA 92868
Phone: 714-456-8000
UC Irvine Health H.H. Chao Comprehensive Digestive Disease Center
101 The City Drive South, Building 22C
Orange, CA 92868
Phone: 888-717-GIMD (888-717-4463)
  • American Board of Internal Medicine — Internal Medicine
  • American Board of Internal Medicine — Medical Oncology
  • American Board of Internal Medicine — Hematology
Clinical Interests
  • Cancer prevention
  • Colorectal cancer
  • Gastrointestinal malignancies
  • English
Medical School
Nova Southeastern University, Fort Lauderdale, Fla.
UC Irvine Medical Center — Internal Medicine
UC Irvine Medical Center — Internal Medicine
UC Irvine Medical Center — Hematology/Oncology
Professional Positions
  • Assistant Professor — Division of Hematology/Oncology, Department of Medicine
  • Program Director — Hematology/Oncology Fellowship Program, UC Irvine School of Medicine
Awards and Recognition
  • Physicians of Excellence — Orange County Medical Association, 2014-2015
More Information

Dr. Jason A. Zell is a UC Irvine Health hematology-oncology specialist who focuses on the prevention and treatment of colon and other gastrointestinal cancers at the Chao Family Comprehensive Cancer Center.

Board-certified in internal medicine, hematology and medical oncology, he has received extramural research funding from the National Institutes of Health (NIH) to perform genetic epidemiology-based colorectal cancer research, and is principle investigator or co-investigator for several NIH-funded Phase 2 clinical trials involving patients with gastrointestinal malignancies.

Within SWOG, a clinical trials organization of the National Clinical Trials Network, Zell is the cancer control and prevention liaison to the gastrointestinal committee. Additionally, he is national principal investigator for S0820, a large multicenter, randomized Phase 3 trial involving risk reduction among resected colon cancer patients, which is supported by the NIH National Cancer Institute Division of Cancer Prevention, and conducted by SWOG. He has published more than 70 manuscripts and two book chapters.

Zell received his medical degree from Nova Southeastern University, Fort Lauderdale, Fla. He completed his internal medicine residency training and hematology-oncology fellowship at UC Irvine School of Medicine, via the American Board of Internal Medicine Research Pathway.

Academic Profile

View this physician's academic profile ›

Speakers Bureau Topics

  • Cancer Prevention: Diet, Lifestyle and Therapeutic Prevention
  • Cancer Prevention: Epidemiology, Screening and Early Detection
  • Colon Cancer: Multidisciplinary Management