Dr. David Prybyla, M.D.
Contact & Location
978-454-0706
North Chelmsford, MA 01863
About Dr. Prybyla
Dr. David Prybyla is a board-certified orthopedic surgeon practicing in North Chelmsford, Massachusetts. A Medicare provider since 2006, Dr. Prybyla performed 99 Medicare-verified knee replacements (#18 in Massachusetts) and 72 hip replacements in the latest annual CMS data, for a combined total of 171 procedures.
In Massachusetts, Dr. Prybyla performs above the state average in knee (99 vs 50), above the state average in hip (72 vs 44).
Dr. Prybyla's reported Medicare volume is split between knee replacements (99 cases) and hip replacements (72 cases).
North Chelmsford is home to 5 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. Prybyla extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 101 to 171 in the most recent data, a 69% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Prybyla's 99 verified procedures is more than 2x the national average of 45.
Verified Case Volume Trends (2013-Current)
| Year | Hip Replacement | Knee Replacement |
|---|---|---|
| 2013 | 58 | 43 |
| 2014 | 51 | 48 |
| 2015 | 68 | 48 |
| 2016 | 61 | 60 |
| 2017 | 73 | 66 |
| 2018 | 74 | 66 |
| 2019 | 87 | 60 |
| 2020 | 63 | 58 |
| 2021 | 97 | 62 |
| 2022 | 92 | 76 |
| 2023 | 90 | 82 |
| 2024 | 72 | 99 |
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. Prybyla Compares
Procedure volume compared to the Massachusetts state average.
Volume Trend Analysis
Dr. Prybyla's Medicare-recorded procedure volume has trended upward over 12 years, increasing 69% from 101 procedures in 2013 to 171 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. Prybyla
How does Dr. Prybyla's procedure volume compare to other Massachusetts surgeons?
Dr. Prybyla has performed 171 Medicare-verified joint replacement procedures. This is more than 2x the Massachusetts average of 74 procedures per surgeon. Dr. Prybyla ranks #19 out of 203 orthopedic surgeons in Massachusetts.
What types of joint replacement does Dr. Prybyla perform?
Dr. Prybyla's Medicare data shows procedures in knee replacement (99 cases) and hip replacement (72 cases).
How experienced is Dr. Prybyla with knee replacement surgery?
Dr. Prybyla ranks #18 in Massachusetts for knee replacement with 99 Medicare-verified procedures. This high ranking among 203 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Prybyla in North Chelmsford?
Yes. There are 5 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. Prybyla 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. Prybyla's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 171 procedures shown here.
Has Dr. Prybyla's procedure volume changed over time?
Yes. Dr. Prybyla's Medicare-recorded volume has increased from 101 procedures in 2013 to 171 in the most recent data, a 69% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 172 procedures in 2023.
Does Dr. Prybyla perform more than one type of joint replacement?
Yes. Dr. Prybyla's Medicare data shows procedures in knee replacement (99 cases), hip replacement (72 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Prybyla affiliated with?
According to CMS facility affiliation data, Dr. Prybyla is affiliated with Lowell General Hospital, Emerson Hospital -.
How does Dr. Prybyla compare to other orthopedic surgeons in North Chelmsford?
Among the 5 orthopedic surgeons in North Chelmsford, Dr. Prybyla ranks #1 by total Medicare procedure volume. Dr. Prybyla has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Prybyla practices?
Lowell General Hospital (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Emerson Hospital - (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 North Chelmsford, Massachusetts
Dr. Prybyla's 171 Medicare procedures are above the North Chelmsford average of 53. The table below compares verified procedure volumes for orthopedic surgeons practicing in North Chelmsford.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. W Wu | 39 | Knee, Shoulder |
| Dr. Scott Sigman | 25 | Knee |
| Dr. Samuel Gerber | 18 | Knee |
| Dr. Kevin Malone | 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.