Doctor examining patient's back pain with hands while patient holds lower back in discomfort

SCHEDULING MADE EASY

Choose your provider, pick your time, and book online. No back-and-forth needed.

To book an appointment with your preferred provider, please visit their profile on our website and book directly at the link found under their photo!

Surgeons in blue scrubs and masks collaborate in an operating room during surgery.


Proliance Surgery Center at Valley

Named Best Ambulatory Surgery Center by U.S. News for 2025

Proliance Surgery Center at Valley has been named one of the 2025 Best Ambulatory Surgery Centers fororthopedic and spine care by U.S. News & World Report. Out of thousands of facilities reviewed nationwide, only aselect few earned this honor — Proliance Surgery Center at Valley among them.

a set of keys

POA: Named Top Orthopedic & Surgical Care Provider in WA!

We are excited to announce that we have been named one of the top orthopedic and surgical care providers in Washington by Castle Connolly for 2025!

a group of surgeons performing surgery


Proliance Surgery Center at Valley

Recognized as Top 20 ASC Performing Most Knee Replacements!

POA is among the top 20 ASCs that performed the most total knee replacement procedures in U.S. in 2022, click through to view the entire list!

UNMATCHED
SPECIALIZED
CARE

Find the care you need, when and where you need it, with the region's most comprehensive orthopedic care.

Doctor in suit explaining spine model to patient inside bright medical office with Proliance logo

Relief for Chronic Back Pain



At Proliance Orthopedic Associates, we’re proud to provide compassionate, patient-centered orthopedic care that helps you get back to doing what you love. In this video, Dr. Gregorio shares how our team combines advanced techniques, surgical precision, and personalized treatment to restore mobility and improve quality of life.
Doctor explaining spine model to female patient in a bright office with window blinds and greenery outside.

Overcoming Debilitating Neck Pain



When pain limits your movement, every step can feel uncertain. In this video, Alicia shares how the specialists at Proliance Orthopedic Associates helped her return to an active, fulfilling life through expert orthopedic care and genuine compassion.
Orthopedic doctor in scrubs consulting a seated patient in a modern clinic room with Proliance logo visible.

A Surgery Center with Care Built Around You



At our Ambulatory Surgery Center (ASC), advanced technology meets personalized care. Our board-certified surgeons and dedicated staff deliver world-class orthopedic procedures in a comfortable, patient-focused environment — helping you heal faster and return to the activities you love.

PATIENT SUCCESS STORIES

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I’m just another success story on Dr. Barrett’s file. Almost four months out I’m happy to have my new knee. Although rehab is still in progress, I can barely catch up with the knee as it walks all by itself – no pain....

- Oleg G.

I’m a 57-year-old guy who has worked desk jobs for the past 30+ years. I’ve been active my whole life. I enjoy playing various sports such as baseball, basketball and soccer, and outdoor activities such as long distance running, skiing and...

- Tom

// Andrew L. Merritt, M.D.

Dear Doctor Arntz,I have finished my course with Christine and Jan at the Kent gymnasium center. What superb and sensitive therapists they are! Never a moment wasted in trying to discern what to do, using my right side and shoulder. They already...

- Herb Coursey

// Craig T. Arntz, M.D.

Five years ago I had my right knee replaced by Dr. Barrett. When my left knee started going out, I knew I needed to make another appointment at Proliance Orthopedic Associates to see. Dr. Barrett.  My first appointment was with PA-C Jana...

- Thomas

// Timothy B. Alton, M.D.

Wow! Am I ever thrilled to have this opportunity to give the highest praise possible to the folks who helped me regain my life! I know this sounds like an exaggeration but, believe me, it is NOT! Proliance Orthopedic Associates and Dr. Craig...

- Elaine

// Craig T. Arntz, M.D.

“After three decades of reoccurring back problems involving infrequent but sometimes serious sciatic nerve pain, I finally decided that I needed to find a doctor whom I could trust to give me a professional and unbiased analysis of my...

- Larry

// Chris R. Howe, M.D.

I had my right hip replaced 7 weeks ago with Dr. Alton and I am very pleased. I came to see Dr. Alton at Proliance Orthopedic Associates because my right hip kept dislocating and it was extremely painful. My hip dislocated 4 times in 8 months,...

- Janice

// Timothy B. Alton, M.D.

The first time I visited Dr. Jason Thompson, he said, “Why did you wait so long?” My back hurt from time to time, some days more than others. But, I didn’t think too much of the pain, because it usually got better. Then it...

- Mariquita

// Jason H. Thompson, M.D.

I was in pain for five years before I came here. I could hardly walk because the pain in my back, butt, and leg was so severe. I went to my doctor who did some tests, and finally, he told me that I needed a hip replacement. I had my left hip...

- Sherry

// Andrew L. Merritt, M.D.

On the way to the summit of Mount Rainier.

- Rachel