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 first met Dr. Howlett in the ER when I broke my shoulder, he was the on-call doctor and I’m very glad that he was. He did surgery on my shoulder and was extremely thorough in explaining the injury as well as what needed to be done to fix it....

- Betty M.

// John Howlett, M.D.

The surgeries I received in 2016 were a major rotator cuff surgery from Dr. Arntz in April and a total knee replacement in June by Dr. Merritt. I was referred by Dr. David Sweiger who took the time and interest to try to help me. So glad I...

- Jay S.

// Craig T. Arntz, M.D.

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.

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

I’ve seen Dr. Howlett multiple times for problems with my hands. Dr. Howlett has the most calming personality that really inspires confidence as a patient.  He’s great at calming my fears and what I appreciate the most is that he really...

- Sandra W.

// John Howlett, M.D.

I was told by 2 surgeons that I needed both knees replaced but I’d better get them done together as it’s so painful that I’d never come back to get the second one done. I was also told that my activities would be very limited as...

- Monica F.

“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.

My first injection was harder, longer, and much more painful than I anticipated. Apparently, I have a humungous bone spur and Dr. Chilczuk had to figure out the best over, under, or around route to the nerve root. It worked! I had a GREAT...

- Lori

// B. Daniel Chilczuk, M.D.

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.

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.