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Profile
Areas of Expertise
Gastric bypass surgery for morbid obesity Ileal pouch procedures for ulcerative colitis Surgery for Crohn’s disease Spincter-sparing surgery for rectal cancer Surgery for “post-gastrectomy syndromes”
Special Interests
Gastrointestinal research, inflammatory bowel disease, ileoanal pullthrough, Obesity or Bariatric Surgery, Ileoanal Reservoir Surgery
Clinical Experience
Departments
Specialties
Surgery, Gastrointestinal Cancer, Inflammatory Bowel Diseases, Bariatric Surgery, General Surgery, Liver Surgery
Board Certifications
American Board of Surgery, 1985; Fellow, American College of Surgeons (FACS)
Education and Professional Achievements
Education
University of Michigan Medical School, Ann Arbor, 1978
Residency
General Surgery, University of Texas Health Science Center at Dallas, 1984
Fellowships
Gastric Physiology Research Fellowship, Dept. of Medicine, Division of Gastroenterology, Dallas VA Medical Center, 1982
Professional Activities and Awards

Member, American Surgical Association
President, Western Surgical Association
Winner, Virginia Mason Joel Baker Teaching Award
Board of Directors, American Board of Surgery
Voted one of Seattle's Top Doctors by Seattle Met magazine in 2009 and 2010
Dr. Thirlby is an ASMBS Bariatric Surgery Center of Excellence designee

Patient Ratings and Comments
Patient Ratings
All ratings are submitted by Virginia Mason patients and are verified by an independent, national patient survey company. Ratings are measured on a scale of 1 to 5 with 5 being the best score. Learn about the ratings.
Patient Comments
All comments are submitted by Virginia Mason patients and are verified by an independent, national patient survey company. Patient comments are displayed in their entirety and patients are de-identified to protect confidentiality and privacy. Learn about the comments.
July 2017
Before - during & after my surgery, the ENTIRE hospital staff involved in my operation was ACCURATELY great - compassionate & caring!
May 2017
Very good.
November 2016
I have wanted to write a letter about Dr. Thirlby. He has been my surgeon and follow up doc for 4 years. He is always kind and answers all my questions. He acts very caring and understanding. I appreciate his honesty and I feel well taken care of.
January 2016
Dr. Thirlby is an amazing caring man. He was so kind and professional when I had my surgeries done.