Dr. Mehraneh Jafari is a UCI Health colorectal surgeon.

Mehraneh D. Jafari, MD


Colon & Rectal Surgery, General Surgery

Nickname: Dorna
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  • American Board of Colon and Rectal Surgery, Colon and Rectal Surgery - General
  • American Board of Surgery, General Surgery
  • English
Medical School
Drexel University College of MedicineMD
UC IrvineGeneral Surgery
University of California Irvine Medical CenterGeneral Surgery
Columbia University - NY Presbyterian HospitalColon and rectal surgery
Memorial Sloan Kettering Cancer CenterColon and Rectal Surgery
Weill Cornell University- NY Presbyterian HospitalColon and Rectal Surgery
Professional Positions
  • Assistant Professor — Division of Colon & Rectal Surgery, Department of Surgery, UCI School of Medicine
  • Associate Program Director — Colon and Rectal Surgery Residency (Fellowship) Program, UCI School of Medicine
  • Associate Director of Education — General Surgery, UCI School of Medicine
  • Co-chair — Gastrointestinal Disease Oriented Team, UC Irvine Chao Family Comprehensive Cancer Center
  • Member — American College of Surgeons
  • Member Society of American Gastrointestinal and Endoscopic Surgeons
  • Member American Society of Colon and Rectal Surgeons
  • Member Clinical Robotic Surgery Association
Awards and Recognition
  • Best Presentation Award June 2017 — American Society of Colon and Rectal Surgery Annual Meeting
  • Best Paper Award January 2017 — Southern California Chapter of the American College of Surgeons
  • Excellence in Research Award October 2015 — American College of Surgeons Scientific Forum
  • John E. Connolly Chairman Award, Outstanding Achievement as a Resident June 2015
  • Best Video Presentation June 2015 — American Society of Colon and Rectal Surgeons
  • 5th Worldwide Congress Best Selected Video Presentation October 2013 — Clinical Robotic Surgery Association
  • Best Video Presentation June 2013 — International Congress of the European Association for Endoscopic Surgery
More Information

Dr. Mehraneh Dorna Jafari is a board-certified UCI Health colon and rectal surgeon who specializes in diseases and disorders of the lower gastrointestinal tract.

Jafari’s clinical interests include colon, rectal and anal cancer, recurrent cancer, ulcerative colitis, Crohn’s disease, diverticulitis, colon and rectal polyps, rectal prolapse, anal fissures, fistulas and hemorrhoids. She also specializes in minimally invasive robot-assisted surgical approaches to colon and rectal surgery as well as multidisciplinary treatments for recurrent and advanced colon and rectal cancer.

Jafari earned her medical degree from Drexel University College of Medicine in Philadelphia, followed by a residency in general surgery at UCI School of Medicine in Irvine. She completed a fellowship in colon and rectal surgery at New York-Presbyterian/Weill Cornell Medical Center, New York-Presbyterian/Columbia University Medical Center and at Memorial Sloan Kettering Cancer Center in New York City.

Jafari sees patients at UCI Health H.H. Chao Comprehensive Digestive Disease Center in Orange and at UCI Health Digestive Disease Center — Newport in Costa Mesa.

UCI Health Digestive Disease Center — Irvine
Gottschalk Medical Plaza
1 Medical Plaza Drive
Irvine, CA 92697
Phone: 888-717-4463
Fax: 855-813-0240
UCI Health H.H. Chao Comprehensive Digestive Disease Center
101 The City Drive South, Building 22C
Orange, CA 92868
Phone: 888-717-4463
Fax: 855-813-0240