doctor with arms crossed holding stethoscope

Home to Seattle's "Top Docs"
Take a look at our recognized providers!

We are excited to announce that  several of our providers were awarded the Seattle Met Top Doc designation. Proliance Orthopedic Associates is dedicated to helping patients receive quality treatment that is tailored to their individual needs. Innovation through collaboration: we apply our surgical and non-surgical expertise with the most current technology in each patient's diagnosis and treatment plan.

a sign on a window

Take a Tour of
Proliance Surgery Center at Valley!

We're celebrating one year of our ambulatory surgery center and want to give you a closer look at our state-of-the-art facility!

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!

background pattern

Dr. Barrett Announces Retirement

Dr. Barrett's retirement comes after almost 40 years of service to the international joint replacement community.

Find a Provider 

View All
Search for:

SEARCH

Bone & Joint
Urgent Care

Open

Call or walk-in with little or no wait!

UNMATCHED
SPECIALIZED
CARE

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

HELPFUL RESOURCES

PATIENT SUCCESS STORIES

View more

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.

Joel describes his trigger finger release surgery with Dr. Howlett.

- Joel

// John Howlett, M.D.

I had total hip replacement April 3, 2012. I hit the slopes for the first time today since surgery. What a difference this new hip makes! Dr. William Barrett you are the best!!!!!!

- Diana

I could barely walk. Movement–even turning in bed–was torture. This went on for years. Two hip replacements later, three months apart, and it was as if I’d been granted a new life. The surgeries, which I’d been dreading,...

- Judy

August, 2015As a 64 year old active male who has been in pain for the past couple of years, I scheduled an initial appointment with Dr. Andrew Merritt. I immediately had confidence in his ability to “help” me with getting back to my regular...

- Kenneth

// Andrew L. Merritt, M.D.

I can’t say enough wonderful things about Dr. Barthel and the entire Proliance Orthopedic Associates staff. I’ve never experienced such thoughtful and compassionate care from a medical facility like I have at Proliance Orthopedic...

- Jessica

Dear Dr. Howlett,I have had many surgeries, but I have seldom had the care that you took to explain the process I would go through. After the surgery, when I saw the X-rays, and the incision, I could tell that you had done an excellent job. More...

- Dawn

// John Howlett, M.D.

Dear Dr. Cero,It has been a long journey from shattered clavicle to age division National Champion! Thank you & your team at Proliance Orthopedic Associates so much for being my partner in recovery!I appreciated our discussions about the...

- Kerry

From Healthgrades.com Over 20 years ago he did carpal tunnel surgery on both my hands; a few years later he ‘rebuilt’ my left thumb. So when I was having very painful right shoulder issues, I contacted Dr. Arntz!! He found I had an...

- A. Sharon

// Craig T. Arntz, M.D.

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

- Linda