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Timothy B. Alton, M.D.

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Dr. Alton is a dual-fellowship trained orthopedic surgeon. He completed his first fellowship in fracture surgery at Harborview Medical Center in Seattle, WA then completed a second fellowship in adult reconstruction, hip and knee replacement surgery. He trained directly under Dr. William Barrett at Valley Medical Center, mastering the direct anterior approach for total hip …

Ty C. Jones, M.D., CAQSM

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Dr. Ty C. Jones is a fellowship-trained primary care sports medicine expert who specializes in treating sports medicine injuries and conditions and performs concussion management. He evaluates and treats tendon conditions, stress fractures, minor traumatic fractures, back pain, muscle strains, ligament sprains, and muscle contusions and has an interest in running and throwing injuries. Dr. Jones …

Andrew L. Merritt, M.D.

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Dr. Merritt is dedicated to getting injured athletes back to the activities they love. His practice is focused on sports medicine and the arthroscopic treatment of the knee, hip, and shoulder. He has specialized training in ligament, cartilage, and tendon injuries of the shoulder and knee. He has published many papers and chapters about these …

B. Daniel Chilczuk, M.D.

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Dr. Chilczuk’s clinical interests focus on occupational medicine, workers’ compensation, and upper and lower back disorders, including work-related injuries. Although Dr. Chilczuk has a strong surgical background, he concentrates on non-operative treatments for spine conditions as a first-line approach. He enjoys time with his family and four daughters. He also enjoys recreational sports such as …

Jason H. Thompson, M.D.

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Dr. Jason Thompson is board certified and a fellowship-trained spine surgeon who specializes in the care of patients with simple or complex problems of the neck or back. As an expert in the care of the spine, he may prescribe treatments including physical therapy, spinal injections, medications or massage, or he may perform surgical procedures …

Christopher R. Howe, M.D.

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Dr. Howe is board certified and a fellowship trained spine surgeon who specializes in a wide array of spine care ranging from degenerative conditions to spine trauma and metastatic disease. Dr. Howe’s goal is to educate patients and allow them to make an informed decision about their care and treatment options. Away from orthopedics he …

Craig T. Arntz, M.D.

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Dr. Craig Arntz is a board certified orthopedic shoulder specialist with 20 years of experience treating problems that often require shoulder surgery, including rotator cuff tears, instability, fractures and shoulder arthritis. Dr. Arntz has advanced training in shoulder surgery with extensive experience in treating the most complex shoulder disorders. Additionally, Dr Arntz is a board-certified …

William P. Barrett, M.D.

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Dr. William Barrett is board certified and fellowship trained orthopedic surgeon who specializes in primary and revision hip and knee replacement. He performs over 500 joint replacement procedures annually.  He is actively involved in clinical research on Anterior Approach Total Hip Replacement (THR) and Total Knee Replacement (TKR). His research department maintains a prospective joint …

Niket Shrivastava, M.D.

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In addition to general orthopedics, Dr. Shrivastava specializes and is board certified in hand and wrist surgery. He practices at POA’s Renton and Covington locations.

John Howlett, M.D.

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John Howlett, M.D. is a board-certified, fellowship-trained orthopedic surgeon with a special interest in fracture care.   Dr. Howlett has completed additional fellowship training in hand and upper extremity surgery, including trauma, reconstruction, pediatric as well as microvascular surgery. One of the experiences that shaped Dr. Howlett’s career trajectory was his work as a counselor at …

LOCATIONS

RENTON

4011 Talbot Rd S #300
Renton, WA 98055

Phone: 425.656.5060
Fax: 425.656.5047

COVINGTON

27005 168th Pl SE #201
Covington, WA 98042

Phone: 253.630.3660
Fax: 253.631.1591

Maple Valley

24060 SE Kent Kangley Rd,
Maple Valley, WA 98038

Phone: 425.358.7708
Fax: 425.656.5047

Latest POA News

  • POA’s Dr. Jones Gives Back

    At POA, being involved and contributing to our community is a critical component of our mission. Whether we’re sponsoring local events, providing free health seminars or supporting local businesses, we are thrilled when we have the opportunity to make a difference. Recently, one of our talented orthopedic doctors, Dr. Ty C. Jones, has been giving …

  • Free Joint Replacement Seminar with Dr. Barrett

    Is your joint pain keeping you from the activities you enjoy? Join us on October 5th for a FREE Doc Talk on hip and knee replacement featuring POA’s own Orthopedic Surgeon, Dr. William Barrett, MD! When degenerative joint disease or injuries make it too painful for you to participate fully in the activities you enjoy, joint …

  • POA’s Athlete Comeback of the Month: Mercy

    Mercy Nelson is a 17-year-old athlete who was sidelined for over a year with a knee injury and battled her way back to become a first team all-league basketball athlete and a second team all-league volleyball player for Rainier Christian High School. Her incredible story makes her the star of this month’s athlete comeback blog! …

Dr. Barrett's Blog

  • Modifiable Risk Factors in Joint Replacement

    In an article published in The Journal of Arthroplasty, author Stambough et al. outlined the efficacy of controlling modifiable risk factors, specifically the decolonization of patients for Staph bacteria. There are multiple modifiable risk factors that can be improved prior to elective joint replacement surgery. These include the patients weight, smoking cessation, optimizing medical comorbidities. …

  • Complications Related to Obesity in Total Knee Replacements

    In an article published in the May 2017 edition of Journal of Arthroplasty, authors Fehring, et al, describe their experience with total knee tibial component loosening in obese individuals. What they found is that patients with a BMI greater than 35 placed increased strain on the bone in the proximal or top part of the …

  • Free Hip and Knee Replacement Seminar, May 11

    Questions about hip or knee pain and what your options are? We’re excited to invite you to Dr. William Barrett’s free hip and knee replacement seminar on May 11th at 6 PM in the Medical Arts Center. Learn more about the benefits of joint replacement surgery and how it can help return you to an active, pain-free life. Dr. William Barrett is …