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.

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!

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.

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.

HELPFUL RESOURCES

PATIENT SUCCESS STORIES

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I finally decided to do something serious about my basketball knee (surgery in 1978 to remove part of meniscus cartilage), injured from playing at 45 long after I should have quit. So, I had knee replacement about 1 year ago – Sept 9, 2014....

- Eugene W.

As someone from out of town, I emailed and got a fast response and set up an appointment. My back was so bad I could hardly walk four steps. Dr. Chilczuk had me x-rayed, and he knew and cared about my pain. I had to run the gamut before I could...

- Bill

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 came to see Dr. Shrivastava at Proliance Orthopedic Associates because I was having shoulder pain which caused problems whenever I used my arm.  Since being treated by Dr. Shrivastava, my shoulder pain is gone which is making my life so much...

- Patricia

// Niket Shrivastava, M.D.

Dear Dr. Arntz,I am writing this letter to thank you for your total shoulder replacement surgery you performed on Oct 25, 2012.Before the surgery I was in pain all the time. I had trouble sleeping at night and doing simple household chores was...

- Robert

// Craig T. Arntz, M.D.

Linda Green discusses her anterior hip replacement and her experience with Proliance Orthopedic Associates’, Dr. Susan Cero.

- Linda

Today marks my one week post op anniversary for my left hip surgery! I am amazed my pain is gone only tenderness in incision site.  I’m an old 70 year retired R.N. and recognize an outstanding medical office-which I found at your office from...

- Sallee

I have now had 2 surgeries at Proliance and Valley Medical and they were both top notch. First was hip replacement with Dr. Barrett a few years ago. There’s a very good reason he has been on the “Top Doctor” list for so many...

- Sue W.

I came to see Dr. Shrivastava at Proliance Orthopedic Associates for a broken wrist.  My experience at Proliance Orthopedic Associates was a long process of being in and out of casts over five months.  I ended up damaging my broken wrist after...

- Mark

// Niket Shrivastava, M.D.

My hands have been hurting for more than ten years but I didn’t know what caused it or what it was.  Then lately because of the pain and numbing, I consulted my family doctor.  He suggested consulting an orthopedic doctor.  I chose Dr....

- Fe

// Niket Shrivastava, M.D.