William P. Barrett, MD


  • Accepting New Patients
  • Virtual Visits Available
  • Available within 1-3 Days


William P. Barrett, MD, is a board-certified and fellowship-trained orthopedic surgeon who specializes in primary and revision hip and knee replacement. He performs over 500 joint replacement procedures each year.

He is actively involved in clinical research on anterior approach total hip replacement (THA), alternative bearings for THA, and joint registry follow up of hip and knee replacement. As a nationally recognized joint replacement surgeon, Dr. Barrett lectures globally on hip and knee replacement topics. He is active in the American Academy of Orthopaedic Surgeons Continuing Medical Education programs. He is also a board examiner for the American Board of Orthopaedic Surgery.

He has been involved in the design of some of the most common hip and knee replacement systems used today. He is the medical director for the Joint Center at Valley Medical Center in Renton, WA, voted the #1 hospital for joint replacement in 2010, 2011, 2012, and 2013 by Healthgrades. The Center for Medical Services ranks Valley Medical Center one of the Top 95 centers for joint replacement in the U.S., and the only recognized center in Washington state. He is president of the POA Research Foundation and has published book chapters and medical journal articles on hip and knee replacement topics.


Program: MD
Institution: University of Southern California

Program: Board certified
Institution: American Board of Orthopaedic Surgery

Program: Residency
Institution: University of Washington Medical Center

Program: Fellowship in Orthopedic Surgery
Institution: Brigham and Women’s Hospital


Fellow-American Academy of Orthopaedic Surgeons

American Association of Hip and Knee Surgeons

Western Orthopaedic Association

Services + Specialties


Patient Resources

Your First Appointment

To ensure that your first appointment runs smoothly here are a few things you can do:

  • Bring insurance card and photo ID
  • Arrive 15 minutes early so that you can fill out any paper work that you were unable to download from the website.
  • Bring all medical records, such as MRIs, x-rays or any information that are important to your injury or condition.