Dr. Michael Sherfey, D.O.
Contact & Location
Kennewick, WA 99338
Dr. Michael Sherfey is a board-certified orthopedic surgeon practicing in Kennewick, Washington. A Medicare provider since 2007, Dr. Sherfey has performed 41 Medicare-verified knee replacements (#55 in Washington) and 15 hip replacements, for a combined total of 56 procedures.
In Washington, Dr. Sherfey performs near average in knee (41 vs 41 avg), below average in hip (15 vs 38 avg).
Dr. Sherfey's reported Medicare volume is split between knee replacements (41 cases) and hip replacements (15 cases).
Kennewick is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Kennewick area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Sherfey's Medicare data spans 12 years, beginning in 2013. Volume peaked at 67 procedures in 2013 before settling at 56 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Sherfey's 41 verified procedures is near the national average of 45.
Verified Case Volume Trends (2013-Current)
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. Sherfey Compares
Procedure volume compared to the Washington state average.
Volume Trend Analysis
Dr. Sherfey's recorded volume peaked at 67 procedures in 2013 and stood at 56 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
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. Sherfey
How does Dr. Sherfey's procedure volume compare to other Washington surgeons?
Dr. Sherfey has performed 56 Medicare-verified joint replacement procedures. This is in line with the Washington average of 59 procedures per surgeon. Dr. Sherfey ranks #88 out of 198 orthopedic surgeons in Washington.
What types of joint replacement does Dr. Sherfey perform?
Dr. Sherfey's Medicare data shows procedures in knee replacement (41 cases) and hip replacement (15 cases).
Are there other orthopedic surgeons near Dr. Sherfey in Kennewick?
Yes. There are 4 orthopedic surgeons in Kennewick 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 Washington surgeons.
What does the Medicare data for Dr. Sherfey 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. Sherfey's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 56 procedures shown here.
Has Dr. Sherfey's procedure volume changed over time?
Dr. Sherfey's Medicare-recorded volume peaked at 67 procedures in 2013 and was 56 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.
Does Dr. Sherfey perform more than one type of joint replacement?
Yes. Dr. Sherfey's Medicare data shows procedures in knee replacement (41 cases), hip replacement (15 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Sherfey affiliated with?
According to CMS facility affiliation data, Dr. Sherfey is affiliated with Trios, Lourdes Medical Center, Kadlec Regional Medical Center.
How does Dr. Sherfey compare to other orthopedic surgeons in Kennewick?
Among the 4 orthopedic surgeons in Kennewick, Dr. Sherfey ranks #3 by total Medicare procedure volume. Dr. Sherfey is among the highest-volume surgeons in Kennewick.
What are the quality ratings for hospitals where Dr. Sherfey practices?
Trios (1 out of 5 CMS stars, hip/knee complication rate similar to national average); Lourdes Medical Center (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Kadlec Regional Medical Center (4 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 Kennewick, Washington
Dr. Sherfey's 56 Medicare procedures are below the Kennewick average of 106. The table below compares verified procedure volumes for orthopedic surgeons practicing in Kennewick.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Uel Hansen | 194 | Hip, Knee |
| Dr. Mark Merrell | 135 | Hip, Knee |
| Dr. Judd Fitzgerald | 40 | Shoulder |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.