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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Dear Proliance Orthopedic AssociatesI am writing you this letter to tell you about my recent left shoulder replacement surgery done on December 13, 2012. Since this is my second shoulder replacement, having had the right one done four years ago,...

- Raymond

// Craig T. Arntz, 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.

To Dr. Merritt,On a Saturday in April of 2014, I had climbed a step ladder to reach a bowl from a cupboard. Somehow, I forgot that I was on a ladder, and fell. I couldn’t get off the floor and had to call for help. I had fractured my hip.That...

- Nicole

// Andrew L. Merritt, M.D.

After years of painful arthritis keeping them from the activities they enjoy in life, VOA patients share their joint replacement journeys.Edward James, a retired high school principal, lived with the pain of arthritis for nearly four years before...

- Edward

January, 2013I am 59 years old and have suffered for years with Oesteoarthritis in my knee due to sports injuries. I tried to prolong the life of the knee with cortisone and viscous shots but finally reached a point where my quality of life had...

- Dinah

From the beginning to end, the staff associated with Dr. Shrivastava and he himself have put me at ease, spent the time needed to answer questions and made sure the surgery was successful.  He was patient and kind, answering any and all...

- Alice

// Niket Shrivastava, M.D.

In my early 50’s my back started bothering me. I had had a serious injury in my early 30’s and thought I may need to update my exercise routine. so, I saw a physical therapist and got regular massages. I did not experience any relief...

- Mary G.

// Chris R. Howe, M.D.

I was referred to Proliance and Dr. Howlett due to a fall I took where I fractured my left arm just below the shoulder. When I first went in to see him I was in quite a bit of pain. The people who worked with me were very conscientious of that...

- Carolyn M.

// John Howlett, M.D.

Due to the fact I injured my knees severely when I was young and playing sports. I was in need of total knee replacement for both knees. After exhausting every non-invasive way of providing relief I went forward. I am in my mid forties and after...

- Tom

// Fredrick S. Huang, M.D.

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