UCI Health will see you now: Welcome to our new co-workers and patients from Fountain Valley, Lakewood, Los Alamitos and Placentia-Linda! 

Michael J. Stamos

Michael J. Stamos, MD


Colon & Rectal Surgery, General Surgery

Clinical Interests

anal (fecal) incontinence, colon cancer, colonoscopy, sigmoidoscopy, diverticulitis, hemorrhoids, inflammatory bowel disease surgery, laparoscopic colon & rectal surgery, rectal cancer, rectal prolapse

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  • American Board of Colon and Rectal Surgery, Colon and Rectal Surgery - General
  • American Board of Surgery, Surgery - General
  • English
Medical School
Case Western Reserve University
Jackson Memorial Hospital-MiamiGeneral Surgery
Jackson Memorial Hospital-MiamiGeneral Surgery
Ochsner Foundation HospitalColon/Rectal Surgery
Professional Positions
  • Dean — UCI School of Medicine
  • Professor — Department of Surgery, Division of Colon & Rectal Surgery
  • President-elect — Research Foundation of the American Society of Colon and Rectal Surgeons
  • Past president — American Society of Colon and Rectal Surgeons
  • Past president — American Board of Colon and Rectal Surgeons
  • Fellow — American College of Surgeons
  • Fellow — American Society of Colon and Rectal Surgeons
  • Member — International Society of University Colon & Rectal Surgeons
  • Member — Southwestern Surgical Congress
  • Member — Crohn’s and Colitis Foundation of America
  • Member — United Ostomy Association
  • Member — Los Angeles Surgical Society
  • Member — Jackson Surgical Society
  • Member — Southern California Society of Colon and Rectal Surgeons
  • Member — Society for Surgery of the Alimentary Tract (SSAT)
Awards and Recognition
  • America's Top Doctors (Colon & Rectal Surgery), Castle Connolly Medical Ltd. — 2000-2013
  • Best Doctors in America® (Colon & Rectal Surgery) — 1998-2016
  • Physicians of Excellence, Orange County Medical Association — 2005-2023
More Information

Dr. Michael J. Stamos is UCI Health colorectal surgeon and pioneer in minimally invasive surgery, with more than 20 years of experience performing minimally invasive resections for colon and rectal cancer, as well as other colorectal disorders. He is board certified in general surgery, as well as colon and rectal surgery. He also specializes in sphincter salvage operations for rectal cancer and inflammatory bowel disease, with an emphasis on preserving a patient's function.

Stamos, who is dean of the UCI School of Medicine, is actively involved in teaching and training other physicians in these advanced minimally invasive techniques, both locally and nationally. In addition to helping write and publish national guidelines for training, he has published more than 185 peer-reviewed publications and 35 book chapters. He is regularly recognized by Best Doctors in America®, America’s Top Doctors for Cancer® and the Orange County Medical Association’s Physicians of Excellence. He is the immediate past president of the American Society of Colon and Rectal Surgeons and is past president of the American Board of Colon and Rectal Surgery.

Stamos completed his general surgery residency at Jackson Memorial Hospital in Miami, followed by a fellowship in colon and rectal surgery at the Ochsner Clinic in New Orleans. He joined the faculty at UCLA in 1991 and developed the section of colon and rectal surgery at Harbor-UCLA Medical Center, where he remained for more than a decade before joining UCI Health and the UCI School of Medicine in 2002. In 2010, he assumed the position as chair of the Department of Surgery. In July 2017, he was named dean of the UCI School of Medicine.

Academic Profile

View this physician's academic profile ›

Speakers Bureau Topics

  • Adhesions and small bowel obstruction: What’s new?
  • Anal fistula
  • Bowel obstruction, large: Management options
  • Colectomy for colon cancer, laparoscopic
  • Colectomy: No visible scar
  • Crohn's disease in an era of biologic therapy: Surgical management
  • Rectal cancer: Is a colostomy ever necessary?
  • Rectal cancer:When is local treatment appropriate?
  • Rectal cancer, recurrent: Is there any hope?

UCI Health Chao Family Comprehensive Digestive Disease Center
101 The City Drive South, Building 22C
Orange, CA 92868
Phone: 888-717-4463
Fax: 855-813-0240
UCI Health Surgery Services
101 The City Drive South, Pavilion 3
Building 29
Orange, CA 92868
Phone: 714-456-7890
Fax: 855-209-8413