Dr. Harrison Mahon, MD
Contact & Location
Fleming Island, FL 32003
Dr. Harrison Mahon is a board-certified orthopedic surgeon practicing in Fleming Island, Florida. A Medicare provider since 2015, Dr. Mahon has performed 12 Medicare-verified knee replacements, ranking #393 in Florida.
In Florida, Dr. Mahon performs below average in knee (12 vs 48 avg).
Dr. Mahon's Medicare data shows a focused knee replacement practice with 12 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.
Beyond general orthopedic surgery, Dr. Mahon holds additional credentials in Sports Medicine, reflecting subspecialty training that may benefit patients with complex joint conditions.
Fleming Island is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Fleming Island area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Mahon first appears in the Medicare dataset in 2023. With 2 years of recorded data, the longitudinal trend is still developing.
Dr. Mahon's 12 knee replacement procedures is below the national average of 45 among 6,599 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. Mahon Compares
Procedure volume compared to the Florida state average.
Volume Trend Analysis
Dr. Mahon has 2 years of Medicare procedure data beginning in 2023. Additional years of data will provide a clearer picture of volume trends.
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.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
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. Mahon
How does Dr. Mahon's procedure volume compare to other Florida surgeons?
Dr. Mahon has performed 12 Medicare-verified joint replacement procedures. The Florida average is 72 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Mahon ranks #499 out of 523 orthopedic surgeons in Florida.
What types of joint replacement does Dr. Mahon perform?
Dr. Mahon's reported Medicare volume is focused on knee replacement, with 12 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Mahon in Fleming Island?
Yes. There are 3 orthopedic surgeons in Fleming Island 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. Mahon 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. Mahon's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 12 procedures shown here.
Which hospitals is Dr. Mahon affiliated with?
According to CMS facility affiliation data, Dr. Mahon is affiliated with Baptist Medical Center Jacksonville.
How does Dr. Mahon compare to other orthopedic surgeons in Fleming Island?
Among the 3 orthopedic surgeons in Fleming Island, Dr. Mahon ranks #3 by total Medicare procedure volume. Dr. Mahon is among the highest-volume surgeons in Fleming Island.
What are the quality ratings for hospitals where Dr. Mahon practices?
Baptist Medical Center Jacksonville (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 Fleming Island, Florida
Dr. Mahon's 12 Medicare procedures are below the Fleming Island average of 32. The table below compares verified procedure volumes for orthopedic surgeons practicing in Fleming Island.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. William Geisert | 44 | Hip, Knee |
| Dr. Aaron Bates | 41 | 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.