V. Liana Tsikitis M.D., M.C.R., F.A.C.S., F.A.S.C.R.S.

Photo of V. Liana Tsikitis, M.D., M.C.R., F.A.C.S., F.A.S.C.R.S.
Faculty profile

Associate Professor of Surgery, Division of Gastrointestinal and General Surgery School of Medicine

Accepting new patients

4.8 out of 5 (249 Ratings, 52 Comments)


  • Cancer
  • Digestive Health
  • Surgery

Special focus on

  • Anal Cancer
  • Cancer Research
  • Colorectal Cancer
  • Digestive Surgery
  • General Surgery


  • M.D., Temple University School of Medicine, Philadelphia Pennsylvania 2000
  • M.C.R., Oregon Health & Science University, Portland Oregon 2013
  • Residency:

    • General Surgery, Warren Alpert School of Medicine, Brown University, Providence, RI, 2000-2007
  • Fellowship:

    • Colon-Rectal Surgery, Mayo Clinic School of Graduate Medical Education, Rochester, MN, 2007-2008
  • Certifications:

    • American Board of Surgery (2007, 2016)
    • American Board of Colon and Rectal Surgery (2008, 2017)


Vassiliki “Liana” Tsikitis, M.D. joined the division of general surgery at OHSU in September of 2011. Prior to her move to Oregon, she was appointed assistant professor of surgery in the division of surgical oncology at the University of Arizona College of Medicine and University Physicians Healthcare in November 2008.

Dr. Tsikitis’ clinical areas of interest are the surgical treatment of colon and rectal cancer and surgical treatment of inflammatory bowel disease. Her practice also includes benign colorectal conditions that might require surgical treatment, including diverticulitis, colonic polyps not amenable to removal by colonoscopy, perianal fistulas, fissures, and hemorrhoids. Dr. Tsikitis is an expert in the complete array of open and minimally invasive procedures for all diseases of the colon, rectum, and anus. Her primary research interests are the emerging field of colon and rectal cancer genetics, and optimization of the surveillance of colon and rectal cancer patients.

During her medical school, residency, fellowship, and her junior faculty years, Dr. Tsikitis won numerous awards in research, patient care, and teaching, including outstanding intern and outstanding resident awards, as well as outstanding role model in surgery.

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  • English
  • French
  • Greek

Memberships and associations

  • Association for Academic Surgeons, Finance Committee
  • Alpha Omega Alpha Society
  • American Society of Clinical Oncology
  • American College of Surgeons, Fellow
  • American Society of Colon and Rectal Surgeons
  • Association for Academic Surgery
  • European Society of Coloproctology
  • International Society of Digestive Surgeons
  • International Society of Surgeons
  • Pacific Coast Surgical Association
  • Priestley Society of Mayo Clinic, Council Board
  • Society for Surgery of the Alimentary Tract, Research Committee
  • Southwest Oncology Group

Clinical Trials

The following clinical trials are currently accepting new participants:

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Patient Ratings

4.8 out of 5 (249 Ratings, 52 Comments)

The patient ratings score is an average of all responses to the question "How likely would you be to recommend this provider to your family and friends (on a scale of 0 to 10)" on our nationally-recognized NRC patient surveys.

Patient Comments

  • Dec 08, 2018

    Dr. Tsikitis was very kind and reassuring. I didn't have to wait at all, and her assistant was also very helpful.

  • Dec 08, 2018

    The visit was very informative. Thank you.

  • Dec 06, 2018

    Waited over an hour to be seen but great doctor. Very professional and kind.

  • Dec 06, 2018

    I am always given good guidance on how to work with my health issues.I have been referred to others who can help me.All my questions are always answered and I feel that I can talk and am heard.Great doctor!

  • Dec 03, 2018

    Hi there. I have nothing but the best to say about my doctor, she's wonderful and very very thorough with her explanation of my condition and what to expect in the future. Thank you.

  • Nov 22, 2018

    Professional, knowledgeable and explained issues that was understandable.

  • Nov 22, 2018

    As usual, both my doctors are remarkable. I am in good hands with them.

  • Nov 19, 2018

    She was very thorough. A little demanding....requiring me to quit smoking in order for her to do the surgery....but its a good demand. I need to quit smoking anyways.

  • Nov 03, 2018

    She?s concise when explaining and straight forward with her answers to questions. I will definitely recommend her to others

  • Nov 03, 2018

    It was so much easier than I thought it would be.

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