Dr. James Duke, MD
Dr. James Duke is a board-certified orthopedic surgeon practicing in Ocala, Florida. A Medicare provider since 2005, Dr. Duke has performed 151 Medicare-verified knee replacements (#14 in Florida) and 35 hip replacements, for a combined total of 186 procedures.
In Florida, Dr. Duke performs well above average in knee (151 vs 49 avg), near average in hip (35 vs 39 avg).
Dr. Duke's practice is heavily focused on knee replacement surgery, which accounts for 81% of reported Medicare volume.
Ocala is home to 8 orthopedic surgeons in the current Medicare dataset. Patients in the Ocala area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Duke's Medicare data spans 11 years, beginning in 2013. Volume peaked at 348 procedures in 2015 before settling at 186 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Duke's 151 verified procedures is more than 3x the national average of 45, ranking #158 nationally.
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. Duke Compares
Procedure volume compared to the Florida state average.
Contact & Location
Ocala, FL 34471
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Duke's recorded volume peaked at 348 procedures in 2015 and stood at 186 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
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.
Home Safety: Creating Your Recovery SanctuaryRoom-by-room modifications, equipment recommendations, and fall-prevention strategies to prepare your home for a safe post-surgical recovery.
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. Duke
How does Dr. Duke's procedure volume compare to other Florida surgeons?
Dr. Duke has performed 186 Medicare-verified joint replacement procedures. This is more than 2x the Florida average of 72 procedures per surgeon. Dr. Duke ranks #28 out of 509 orthopedic surgeons in Florida.
What types of joint replacement does Dr. Duke perform?
Dr. Duke's Medicare data shows procedures in knee replacement (151 cases) and hip replacement (35 cases).
How experienced is Dr. Duke with knee replacement surgery?
Dr. Duke ranks #14 in Florida for knee replacement with 151 Medicare-verified procedures. This high ranking among 509 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Duke in Ocala?
Yes. There are 8 orthopedic surgeons in Ocala 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 Florida surgeons.
What does the Medicare data for Dr. Duke 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. Duke's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 186 procedures shown here.
Has Dr. Duke's procedure volume changed over time?
Dr. Duke's Medicare-recorded volume peaked at 348 procedures in 2015 and was 186 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. Duke perform more than one type of joint replacement?
Yes. Dr. Duke's Medicare data shows procedures in knee replacement (151 cases), hip replacement (35 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
How does Dr. Duke compare to other orthopedic surgeons in Ocala?
Among the 8 orthopedic surgeons in Ocala, Dr. Duke ranks #2 by total Medicare procedure volume. Dr. Duke is among the highest-volume surgeons in Ocala.
Other Orthopedic Surgeons in Ocala, Florida
Dr. Duke's 186 Medicare procedures are above the Ocala average of 117. The table below compares verified procedure volumes for orthopedic surgeons practicing in Ocala.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Joseph Locker | 279 | Hip, Knee |
| Dr. Marc Rogers | 113 | Hip, Knee |
| Dr. Derek Farr | 98 | Hip, Knee, Shoulder |
| Dr. Zakariah Mahmood | 61 | Shoulder |
| Dr. Christopher Manseau | 46 | Knee, Shoulder |
| Dr. Karl Siebuhr | 35 | Hip, Knee |
Patient Reviews & Ratings
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