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!

a couple of surgeons performing robotic surgery

Introducing VELYS Assisted Robotic Solution

Every knee is different, as is every patient requiring a knee replacement procedure. VELYS™ Robotic-Assisted Solution simplifies knee replacement surgery by providing valuable insights, versatile execution, and verified performance to deliver efficiency for surgeons and optimize patient outcomes.

Introducing Our Newest Physicians

a man in a suit and tie

Dr. Walterscheid

Zakkary Walterscheid, MD, joined Proliance Orthopedic Associates in 2024 as a hand and upper extremity surgeon. He is dedicated to helping patients with hand, wrist, and elbow issues, including fractures, trauma, and complex reconstructions.

To book an appointment with Dr. Walterscheid, click the link below!

Book An Appointment
a man in a suit and tie

Dr. Adams

Archie Adams, MD, joined Proliance Orthopedic Associates in January 2025 and is well-known and respected in the field of occupational medicine having served as an expert witness. Dr. Adams currently specializes in Workers' Compensation claims.

To book an appointment with Dr. Adams, 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.

HELPFUL RESOURCES

PATIENT SUCCESS STORIES

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I broke my wrist while snowboarding, which is how I met Dr. Howlett. I came into the office for a consultation after I had my cast taken off, and Dr. Howlett recommended surgery. Since surgery was the recommendation, I reluctantly agreed. I was...

- Roy W.

// John Howlett, M.D.

“My husband was going to have both knees replaced at the same time, pretty scary stuff. We live in Anchorage, but had a friend recommend Dr. William Barrett. We contacted his office and had xrays, etc. sent down to Seattle through our...

- Penny

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.

After a fall at the gym, Logan broke both his left radius and ulna. Dr. Cero’s work on Logan’s arm has helped him get back on the court.If you suffer a sports-related injury, such as an ACL or rotator cuff tear, or wrist or shoulder...

- Logan

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.

Dr. Huang and Medical Team,Since my surgery last October 2010, I wanted to share my adventures on the road to recovery and provide photo evidence. You cleared me to start getting back into jogging at 16 weeks post-up.April 2011 (24 wks) :...

- Mae

// Fredrick S. Huang, M.D.

The pain I was having in my hand started in March while I was clipping limbs off of a tree.  By April my hand started to swell up so I went to my doctor who first referred me to physical therapy.  I attended 9 sessions with the therapist, who...

- Karen

// John Howlett, M.D.

Wow! Am I ever thrilled to have this opportunity to give the highest praise possible to the folks who helped me regain my life! I know this sounds like an exaggeration but, believe me, it is NOT! Proliance Orthopedic Associates and Dr. Craig...

- Elaine

// Craig T. Arntz, M.D.

To: Valley Orthopedic Associates Care of: Dr. Cero, Joint replacement is a serious decision in one’s life. But when you consider the pain of bone on bone and the quality of life you give up every day you put this decision off you will never...

- Pat

In June 2010, I had surgery on my lower back. Until then, I was in serious and debilitating constant pain and had been for many years. I was on large dosages of pain meds that only took the edge off of the pain I was experiencing. The meds were...

- Lynne

// Jason H. Thompson, M.D.