Dr. John Mason, MD
Dr. John Mason is a board-certified orthopedic surgeon practicing in Charlotte, North Carolina. A Medicare provider since 2005, Dr. Mason has performed 93 Medicare-verified knee replacements (#23 in North Carolina) and 87 hip replacements, for a combined total of 180 procedures.
In North Carolina, Dr. Mason performs well above average in knee (93 vs 44 avg), well above average in hip (87 vs 33 avg).
Dr. Mason's reported Medicare volume is split between knee replacements (93 cases) and hip replacements (87 cases).
Beyond general orthopedic surgery, Dr. Mason holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.
Charlotte is home to 34 orthopedic surgeons in the current Medicare dataset. Patients in the Charlotte area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Mason extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 135 to 180 in the most recent data, a 33% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Mason's 93 verified procedures is more than 2x the national average of 45.
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. Mason Compares
Procedure volume compared to the North Carolina state average.
Contact & Location
Charlotte, NC 28207
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Mason's Medicare-recorded procedure volume has trended upward over 11 years, increasing 33% from 135 procedures in 2013 to 180 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.
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.
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 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.
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. Mason
How does Dr. Mason's procedure volume compare to other North Carolina surgeons?
Dr. Mason has performed 180 Medicare-verified joint replacement procedures. This is more than 2x the North Carolina average of 63 procedures per surgeon. Dr. Mason ranks #13 out of 294 orthopedic surgeons in North Carolina.
What types of joint replacement does Dr. Mason perform?
Dr. Mason's Medicare data shows procedures in knee replacement (93 cases) and hip replacement (87 cases).
Are there other orthopedic surgeons near Dr. Mason in Charlotte?
Yes. There are 34 orthopedic surgeons in Charlotte 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. Mason 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. Mason's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 180 procedures shown here.
Has Dr. Mason's procedure volume changed over time?
Yes. Dr. Mason's Medicare-recorded volume has increased from 135 procedures in 2013 to 180 in the most recent data, a 33% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 186 procedures in 2018.
Does Dr. Mason perform more than one type of joint replacement?
Yes. Dr. Mason's Medicare data shows procedures in knee replacement (93 cases), hip replacement (87 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Mason affiliated with?
According to CMS facility affiliation data, Dr. Mason is affiliated with Carolinas Medical Center/Behav Health.
How does Dr. Mason compare to other orthopedic surgeons in Charlotte?
Among the 34 orthopedic surgeons in Charlotte, Dr. Mason ranks #3 by total Medicare procedure volume. Dr. Mason is among the highest-volume surgeons in Charlotte.
What are the quality ratings for hospitals where Dr. Mason practices?
Carolinas Medical Center/Behav Health (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 Charlotte, North Carolina
Dr. Mason's 180 Medicare procedures are at the Charlotte average of 180. The table below compares verified procedure volumes for orthopedic surgeons practicing in Charlotte.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Howard Homesley | 274 | Hip, Knee |
| Dr. Ronald Singer | 238 | Hip, Knee |
| Dr. Omar Behery | 159 | Hip, Knee |
| Dr. Eric Lee | 150 | Hip, Knee |
| Dr. John Masonis | 131 | Hip, Knee |
| Dr. Jesse Otero | 128 | Hip, Knee |
Patient Reviews & Ratings
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