Dr. W Wu, MD
Contact & Location
North Chelmsford, MA 01863
Dr. W Wu is a board-certified orthopedic surgeon practicing in North Chelmsford, Massachusetts. A Medicare provider since 2006, Dr. Wu has performed 26 Medicare-verified knee replacements (#108 in Massachusetts) and 11 shoulder replacements, for a combined total of 37 procedures.
In Massachusetts, Dr. Wu performs below average in knee (26 vs 51 avg), below average in shoulder (11 vs 32 avg).
Dr. Wu's reported Medicare volume is split between knee replacements (26 cases) and shoulder replacements (11 cases).
North Chelmsford is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the North Chelmsford area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Wu extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 18 to 37 in the most recent data, a 106% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Wu's 26 knee replacement procedures is below the national average of 45 among 6,720 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
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. Wu Compares
Procedure volume compared to the Massachusetts state average.
Volume Trend Analysis
Dr. Wu's Medicare-recorded procedure volume has trended upward over 11 years, increasing 106% from 18 procedures in 2013 to 37 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.
Questions to Ask Your Surgeon Before Joint ReplacementA practical checklist of questions covering experience, technique, hospital choice, and recovery expectations to discuss during your surgical consultation.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
Outpatient Joint Replacement: A Medicare GuideHow outpatient joint replacement works under Medicare, including eligibility criteria, cost differences, and what to expect with same-day discharge.
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. Wu
How does Dr. Wu's procedure volume compare to other Massachusetts surgeons?
Dr. Wu has performed 37 Medicare-verified joint replacement procedures. The Massachusetts average is 74 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Wu ranks #126 out of 202 orthopedic surgeons in Massachusetts.
What types of joint replacement does Dr. Wu perform?
Dr. Wu's Medicare data shows procedures in knee replacement (26 cases) and shoulder replacement (11 cases).
Are there other orthopedic surgeons near Dr. Wu in North Chelmsford?
Yes. There are 6 orthopedic surgeons in North Chelmsford 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 Massachusetts surgeons.
What does the Medicare data for Dr. Wu 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. Wu's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 37 procedures shown here.
Has Dr. Wu's procedure volume changed over time?
Yes. Dr. Wu's Medicare-recorded volume has increased from 18 procedures in 2013 to 37 in the most recent data, a 106% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 37 procedures in 2019.
Does Dr. Wu perform more than one type of joint replacement?
Yes. Dr. Wu's Medicare data shows procedures in knee replacement (26 cases), shoulder replacement (11 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Wu affiliated with?
According to CMS facility affiliation data, Dr. Wu is affiliated with Lowell General Hospital.
How does Dr. Wu compare to other orthopedic surgeons in North Chelmsford?
Among the 6 orthopedic surgeons in North Chelmsford, Dr. Wu ranks #2 by total Medicare procedure volume. Dr. Wu is among the highest-volume surgeons in North Chelmsford.
What are the quality ratings for hospitals where Dr. Wu practices?
Lowell General Hospital (2 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 North Chelmsford, Massachusetts
Dr. Wu's 37 Medicare procedures are below the North Chelmsford average of 47. The table below compares verified procedure volumes for orthopedic surgeons practicing in North Chelmsford.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. David Prybyla | 172 | Hip, Knee |
| Dr. Samuel Gerber | 27 | Knee |
| Dr. Scott Sigman | 18 | Knee |
| Dr. Kevin Malone | 13 | Knee |
| Dr. Eric Holstein | 13 | Knee |
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.