Dr. William Jiranek, M.D.
Contact & Location
919-684-6166
Durham, NC 27703
About Dr. Jiranek
Dr. William Jiranek is a board-certified orthopedic surgeon practicing in Durham, North Carolina. A Medicare provider since 2006, Dr. Jiranek performed 25 Medicare-verified hip replacements (#84 in North Carolina) and 14 knee replacements in the latest annual CMS data, for a combined total of 39 procedures.
In North Carolina, Dr. Jiranek performs below the state average in hip (25 vs 33), below the state average in knee (14 vs 44).
Dr. Jiranek's reported Medicare volume is split between hip replacements (25 cases) and knee replacements (14 cases).
Durham is home to 15 orthopedic surgeons in the current Medicare dataset. Patients in the Durham area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Jiranek's Medicare data spans 12 years, beginning in 2013. Volume peaked at 69 procedures in 2015 before settling at 39 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Dr. Jiranek's 25 hip replacement procedures is below the national average of 36 among 4,532 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
Verified Case Volume Trends (2013-Current)
| Year | Hip Replacement | Knee Replacement |
|---|---|---|
| 2013 | 33 | 31 |
| 2014 | 18 | 29 |
| 2015 | 42 | 27 |
| 2016 | 32 | 25 |
| 2017 | 18 | 0 |
| 2018 | 21 | 0 |
| 2019 | 23 | 14 |
| 2020 | 22 | 17 |
| 2021 | 15 | 12 |
| 2022 | 20 | 18 |
| 2023 | 23 | 14 |
| 2024 | 25 | 14 |
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. Jiranek Compares
Procedure volume compared to the North Carolina state average.
Volume Trend Analysis
Dr. Jiranek's recorded volume peaked at 69 procedures in 2015 and stood at 39 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 Hip Replacement
If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:
Understanding the progression from conservative treatments to surgical intervention, and how to determine when hip replacement becomes the right choice.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
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 Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
Hip Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Jiranek
How does Dr. Jiranek's procedure volume compare to other North Carolina surgeons?
Dr. Jiranek has performed 39 Medicare-verified joint replacement procedures. The North Carolina average is 61 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Jiranek ranks #157 out of 293 orthopedic surgeons in North Carolina.
What types of joint replacement does Dr. Jiranek perform?
Dr. Jiranek's Medicare data shows procedures in hip replacement (25 cases) and knee replacement (14 cases).
Are there other orthopedic surgeons near Dr. Jiranek in Durham?
Yes. There are 15 orthopedic surgeons in Durham 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 North Carolina surgeons.
What does the Medicare data for Dr. Jiranek 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. Jiranek's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 39 procedures shown here.
Has Dr. Jiranek's procedure volume changed over time?
Dr. Jiranek's Medicare-recorded volume peaked at 69 procedures in 2015 and was 39 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. Jiranek perform more than one type of joint replacement?
Yes. Dr. Jiranek's Medicare data shows procedures in hip replacement (25 cases), knee replacement (14 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Jiranek affiliated with?
According to CMS facility affiliation data, Dr. Jiranek is affiliated with Duke University Hospital, Duke Regional Hospital.
How does Dr. Jiranek compare to other orthopedic surgeons in Durham?
Among the 15 orthopedic surgeons in Durham, Dr. Jiranek ranks #12 by total Medicare procedure volume. The highest-volume surgeon in Durham has 182 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Jiranek practices?
Duke University Hospital (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Duke Regional Hospital (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 Durham, North Carolina
Dr. Jiranek's 39 Medicare procedures are below the Durham average of 113. The table below compares verified procedure volumes for orthopedic surgeons practicing in Durham.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Michael Bolognesi | 182 | Hip, Knee |
| Dr. Adam Brekke | 142 | Hip, Knee |
| Dr. Samuel Wellman | 141 | Hip, Knee |
| Dr. Richard Rutherford | 115 | Hip, Knee |
| Dr. Christopher Klifto | 98 | Shoulder |
| Dr. Michael Merz | 76 | Hip, 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.