Accepting new patients

Timothy K. Liem, M.D., M.B.A., FACS (he/him)

Accepting new patients

  • Professor of Surgery
  • Professor of Surgery, Division of Vascular Surgery, School of Medicine

Specialty

  • Vascular Surgery

Clinical focus

  • Endovascular Surgery

Locations and contact

I see patients at
Tall building with the ariel tram to its left
Center for Health & Healing, Building 1
503-494-8311
Read clinic details

About me

Dr. Timothy Liem is a vascular surgeon and professor of surgery in the Division of Vascular Surgery in the OHSU School of Medicine. He is also vice chair for quality at the OHSU Knight Cardiovascular Institute.

Dr. Liem is a reviewer and member of the editorial board for numerous medical journals. He has authored or co-authored more than 80 book chapters and research articles. He lectures across the country on topics that include venous thromboembolism, anticoagulation and venous duplex imaging.

He earned his M.D. degree from the University of Southern California. He completed his general surgery training at Kaiser Foundation Hospitals in Los Angeles and his residency in vascular surgery at the University of Missouri-Columbia. He completed a fellowship in vascular radiology also at the University of Missouri-Columbia.

Dr. Liem sees patients at the OHSU Knight Cardiovascular Institute Vascular Surgery Clinic located on the 6th floor of CHH1 at OHSU's South Waterfront campus, as well as at the adjacent Vein Clinic located on the same floor. He also sees patients two days a week at Tuality Digestive Health & General Surgery in Hillsboro, Oregon.

Dr. Timothy Liem's published research

Languages spoken

  • English

Education and training

  • Degrees

    • B.A., 1986, University of California, San Diego, Jacobs School of Engineering, Bioengineering
    • M.D., 1990, University of Southern California
    • M.B.A., 2015, Oregon Health & Science University

  • Residency

    • General Surgery, Kaiser Foundation Hospitals, Los Angeles, Calif., 1990-1995
    • Vascular Surgery, University of Missouri, Columbia, Mo., 1995-1997

  • Fellowship

    • Vascular Radiology, University of Missouri-Columbia, Columbia, Missouri, 1997-1999

  • Certifications

    • American Board of Surgery, General Surgery, 1996, 2005, 2016
    • American Board of Surgery, Vascular Surgery, 1998, 2007

Memberships and associations:

  • Fellow, American College of Surgeons
  • Society for Vascular Surgery
  • Western Vascular Society
  • American Venous Forum
  • Midwestern Vascular Surgical Society
  • International Society for Thrombosis and Haemostasis
  • Pacific Northwest Vascular Society
  • Oregon Medical Association
  • University of Missouri Surgical Society
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Insurance

Before scheduling an appointment

  1. Check your network. If you have health insurance,  call your company to find out if the OHSU Health location or provider you plan to visit is part of your network.
  2. Ask what you will pay. Your insurance company can tell you what your costs are likely to be.

If you schedule an appointment and your health insurance does not include OHSU Health, you may have to pay more than if you go to a provider in your insurance network. 

Visit our billing and insurance page for more information.

Ratings and reviews

Overall: 4.8 out of 5 (58 Ratings, 26 Reviews)

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.

  1. I highly recommend this Dr

  2. Dr Liem is the absolute best. He has been doing various procedures for my leg veins for 20 years.

  3. Dr Liem is super none better. I really look forward to our visits.

  4. Dr. Liem was tied up in surgery so he was 90 minutes late to our appt - beyond his control. He was apologetic and took his time with me. He answered all of our questions and I never felt rushed.

  5. Competent and caring

  6. Perceptive, courteous & well tuned into my needs

  7. Having an established face-to-face relationship with him, transition to virtual was only challenged by BT connection to my hearing aids. Once resolved, interaction was flawless.

  8. Very nice, explained every details, address concerns.

  9. An expert In his field who takes time to answer questions and provides insight on his procedure in the moment.

  10. Dr. Leah had enough foresight to schedule me for an extensive ultrasound on my legs concerning my vascular function. Dr. Leah was very approachable, very kind and concerned about my best welfare and realistic in the longevity of my prognosis. Oliver in radiology did my ultrasound. He was absolute joy I was with him for a very long time wonderful person and so was Dr Liam and his tagalong that was with him and training wonderful people. I had a great experience and looking forward to his recommendation for post care and, getting better compression garments that I am to be sized for thank you .

  11. So reassuring and passionate about my concerns

  12. Very friendly and knowledgeable

  13. He addressed fully my concerns and possible treatment

  14. `excellent

  15. Dr. Liem is very personal. Shows genuine interest in his patients. Takes time to explain everything very clearly. No rush. Friendly and charming. And, can't ignore the fact that he's tops in the field. It is an honor to have him as my physician.

  16. Fine

  17. Dr. Lein was absolutely amazing explaining why I was referred to him. Answered every single question I had and was very empathetic with my health concerns. Top notch doctor who was actually right on time for my appointment!

  18. Dr. Liem is fantastic. I would recommend him to anyone.

  19. He was very respectful and nice and listened to what I had to say.

  20. Just prefect! Explained all the options was comforting and positive and treated us like family.

  21. Dr Liem is the best. He is researching connection to blood clot and ureter before surgery. More tests.

  22. Great and caring

  23. Made me feel very comfortable and made me feel very cared about solving my issues

  24. Dr. Liem is an extraordinary surgeon - incredibly skilled as well as compassionate and caring

  25. Very understanding and warm about me as a person with my needs as a patient.

  26. Doctor Liem had monitored my condition very well over the years. He explains things in a very understandable way. I trust his advice and the decisions we make about my healthcare.