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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As a child I had scoliosis and had a steel rod in my back. So as an adult, when I started having numbness down my arms, I came to POA because I thought it was a problem with my back. Some tests were done, and I was diagnosed with Carpel Tunnel. I...

- Sherlyn M.

// John Howlett, M.D.

First I want to say how thankful I am that my husband talked me into having my knee replaced. Of course he had some help from the doctor who replaced both his knees – Dr. Fredrick Huang. I had been suffering with terrible knee pain, putting off...

- Margaret W.

// Fredrick S. Huang, M.D.

Below is a great testimonial from Bob! Bob received a bilateral knee replacement by Dr. Barrett. We want to thank Bob for his recommendation and for being a part of the Proliance Orthopedic Associates extended family!

- Bob

I had full knee replacement surgery on my right knee by Dr. Susan Cero in July 2017.  I am extremely pleased with the results, it now has been six weeks, and I am able to get back on my bike trainer to rebuild my muscle tone and prepare for my...

- Gary

I had injured my hip labrum 18 years before I saw Dr. Huang. At that point I was keeping pain under control using anti inflammatories but my limp was getting worse. I first saw Dr. Huang in February 2013 and when he asked what was a good date for...

- Jan C.

// Fredrick S. Huang, M.D.

I came into Proliance Orthopedic Associates to see Dr. Shrivastava because I was unable to lift anything more than a couple of pounds without severe pain in my thumbs. Dr. Shrivastava was very caring and professional. He explained every option...

- Nancy

// Niket Shrivastava, M.D.

Full right hip replacement by Dr. Barrett 12-19-16.  PAIN-FREE hike up Diamondhead on 7-15-17.  Thank you Proliance Team!!!!

- Brian C.

We wanted to write and say thank you for your work on George’s hand injury.  It has been 2.5 years since the accident and he has regained 80-85% use of his right hand, including the ability to write and fish.  We truly believe you were an...

- George and Dottie J.

// John Howlett, 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

My name is Annmari and I am 53.  I have been Dr. Howlett’s patient for a little over 3 years now.  I broke all three bones in my ankle and luckily Dr. Howlett was in the emergency room when I got there and he did my surgery that night.  When...

- Annmari D.

// John Howlett, M.D.