Dr. Steven Werner, DO.
Dr. Steven Werner is a board-certified orthopedic surgeon practicing in Phoenix, Arizona. A Medicare provider since 2008, Dr. Werner has performed 121 Medicare-verified knee replacements (#8 in Arizona) and 106 hip replacements, for a combined total of 227 procedures.
In Arizona, Dr. Werner performs well above average in knee (121 vs 49 avg), well above average in hip (106 vs 37 avg).
Dr. Werner's reported Medicare volume is split between knee replacements (121 cases) and hip replacements (106 cases).
Beyond general orthopedic surgery, Dr. Werner holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.
Phoenix is home to 53 orthopedic surgeons in the current Medicare dataset. Patients in the Phoenix area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Werner extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 59 to 227 in the most recent data, a 285% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Werner's 121 verified procedures is more than 2x the national average of 45.
Verified Medicare Cases
How is this estimated?
Medicare Part B fee-for-service claims represent approximately 33–37% of all joint replacements performed nationally (source: CMS data, AJRR). This range estimates the surgeon's total practice volume across all payers. The verified Medicare count above is the definitive, audited figure.
How Dr. Werner Compares
Procedure volume compared to the Arizona state average.
Contact & Location
Phoenix, AZ 85085
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Werner's Medicare-recorded procedure volume has trended upward over 11 years, increasing 285% from 59 procedures in 2013 to 227 in the most recent data.
Hospital Affiliations & Quality
Quality ratings and complication rates are hospital-level metrics from CMS Hospital Compare and do not reflect individual surgeon performance. Star ratings updated quarterly. Complication data covers a rolling 3-year period.
Patient Resources: Preparing for Knee Replacement
If you are considering knee replacement surgery, these evidence-based guides can help you prepare and recover:
An overview of current surgical approaches including robotic-assisted and minimally invasive techniques, implant options, and expected outcomes.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
Medicare Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
Knee Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full knee replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Werner
How does Dr. Werner's procedure volume compare to other Arizona surgeons?
Dr. Werner has performed 227 Medicare-verified joint replacement procedures. This is more than 3x the Arizona average of 68 procedures per surgeon. Dr. Werner ranks #6 out of 193 orthopedic surgeons in Arizona.
What types of joint replacement does Dr. Werner perform?
Dr. Werner's Medicare data shows procedures in knee replacement (121 cases) and hip replacement (106 cases).
How experienced is Dr. Werner with knee replacement surgery?
Dr. Werner ranks #8 in Arizona for knee replacement with 121 Medicare-verified procedures. This high ranking among 193 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Werner in Phoenix?
Yes. There are 53 orthopedic surgeons in Phoenix in the current Medicare dataset. Patients can compare procedure volumes and specializations to choose the surgeon who best fits their needs. Use the state page to view all Arizona surgeons.
What does the Medicare data for Dr. Werner represent?
The procedure counts shown are based on the most recent Medicare Part B fee-for-service claims data, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Werner's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 227 procedures shown here.
Has Dr. Werner's procedure volume changed over time?
Yes. Dr. Werner's Medicare-recorded volume has increased from 59 procedures in 2013 to 227 in the most recent data, a 285% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 227 procedures in 2023.
Does Dr. Werner perform more than one type of joint replacement?
Yes. Dr. Werner's Medicare data shows procedures in knee replacement (121 cases), hip replacement (106 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Werner affiliated with?
According to CMS facility affiliation data, Dr. Werner is affiliated with Honorhealth Sonoran Crossing Medical Center, Honorhealth Deer Valley Medical Center, Honorhealth John C. Lincoln Medical Center, Honorhealth Scottsdale Shea Medical Center.
How does Dr. Werner compare to other orthopedic surgeons in Phoenix?
Among the 53 orthopedic surgeons in Phoenix, Dr. Werner ranks #1 by total Medicare procedure volume. Dr. Werner has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Werner practices?
Honorhealth Sonoran Crossing Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Honorhealth Deer Valley Medical Center (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Honorhealth John C. Lincoln Medical Center (3 out of 5 CMS stars, hip/knee complication rate similar to national average). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Phoenix, Arizona
Dr. Werner's 227 Medicare procedures are above the Phoenix average of 152. The table below compares verified procedure volumes for orthopedic surgeons practicing in Phoenix.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Steven Hattrup | 157 | Shoulder |
| Dr. Lige Kaplan | 142 | Hip, Knee |
| Dr. Michael Wilmink | 140 | Hip, Knee |
| Dr. Mark Spangehl | 138 | Hip, Knee |
| Dr. Christina Khoury | 137 | Hip, Knee |
| Dr. Joshua Silver | 124 | Hip, Knee |
Patient Reviews & Ratings
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