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!

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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.

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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!

Introducing Our Newest Providers

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Matthew Lyons, MD

Matthew Lyons, joins Proliance Orthopedic Associates in July, 2026 and brings a depth of expertise to our Shoulder and Sports Medicine teams. Dr. Lyons currently works in both our Renton and Maple Valley clinic locations.

To book an appointment with Dr. Lyons, click the link below!

Book An Appointment
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Tim Stensby, PT

Tim provides care for a wide range of conditions and has experience working with student athletes, including enhancing running techniques for track and field participants.

To book an appointment with Tim, click the link below!

Book An Appointment

UNMATCHED
SPECIALIZED
CARE

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

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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.
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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.

HELPFUL RESOURCES

PATIENT SUCCESS STORIES

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I started having problems with my back eight years ago; the pain would come and go and became increasingly worse. I like to take trips and my back pain was slowing me down which was making me angry. I had gone to chiropractors, massage...

- Vickie A.

// Jason H. Thompson, M.D.

In June 2010, I had surgery on my lower back. Until then, I was in serious and debilitating constant pain and had been for many years. I was on large dosages of pain meds that only took the edge off of the pain I was experiencing. The meds were...

- Lynne

// Jason H. Thompson, M.D.

Enjoy this detailed testimonial video from POA patient Lloyd. He walks us through his experience as a patient of POA physician Dr. Craig T. Arntz. From diagnosis to surgery, Lloyd was in the best hands at Proliance Orthopedic Associates. We’re...

- Lloyd

// Craig T. Arntz, M.D.

I came to Dr. Veith because I had pain in my leg due to hardware, along with pain in my foot that went undiagnosed by other doctors for 5 years. I spent only a few minutes with Dr. Veith and after a few x-rays he was able to give me answers as to...

- Shannon S.

In my case, I really can’t pin down when my right hip started causing problems. I can, however, pin down when the problem got really bad – November, 2012.The trek started from Jiri, Nepal, a long day’s car ride to the East of Kathmandu....

- Placeholder

I fell at home in 2014 and needed a half hip replacement, which sounded interesting. Dr. Howlett was the surgeon, and I found him capable, knowledgeable, and kind. Had the surgery at Valley Medical Center, and was at Wesley Homes for Rehab. The...

- Carol B.

// John Howlett, M.D.

Watch this fascinating testimonial video from Proliance Orthodpedic Associates’ patient Betsy, who experienced osteoarthritis to the point of bone on bone. She talks about meeting with POA orthopedic surgeon Dr. William Barrett and how he...

- POA Patient Betsy

Before surgery, I was limping -- I was unable to lift my left foot to walk properly or ride my motorcycle. Since surgery, I can lift my left foot, walk properly and shift gears on my Harley. Dr. Clark showed me clearly (via x-rays), what and...

- Mark

Dr. Shrivastava is very polite, caring, and positive.  I feel that he is truly concerned about my well-being. Jeannie (his medical assistant) is always cheerful and helpful, she is very efficient too. Since coming to Proliance Orthopedic...

- Margaret

// Niket Shrivastava, M.D.

Dear Dr. Cero,Just wanted to let you know that my surgery is just beautiful. My doctor, who is Dr. Hatfied, that had done my hip was very pleased with the x-ray. He said you did a real good job. How about that? He took more x-rays last week and...

- Rita