Dr. Mark Mason, MD
Dr. Mark Mason is a board-certified orthopedic surgeon practicing in Hershey, Pennsylvania. Dr. Mason has performed 40 Medicare-verified knee replacements (#126 in Pennsylvania) and 30 hip replacements, for a combined total of 70 procedures.
In Pennsylvania, Dr. Mason performs near average in knee (40 vs 45 avg), near average in hip (30 vs 34 avg).
Dr. Mason's reported Medicare volume is split between knee replacements (40 cases) and hip replacements (30 cases).
Hershey is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Hershey 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 12 to 70 in the most recent data, a 483% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Mason's 40 verified procedures is near 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 Pennsylvania state average.
Contact & Location
Hershey, PA 17033
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Mason's Medicare-recorded procedure volume has trended upward over 11 years, increasing 483% from 12 procedures in 2013 to 70 in the most recent data.
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. Mason
How does Dr. Mason's procedure volume compare to other Pennsylvania surgeons?
Dr. Mason has performed 70 Medicare-verified joint replacement procedures. This is in line with the Pennsylvania average of 63 procedures per surgeon. Dr. Mason ranks #115 out of 388 orthopedic surgeons in Pennsylvania.
What types of joint replacement does Dr. Mason perform?
Dr. Mason's Medicare data shows procedures in knee replacement (40 cases) and hip replacement (30 cases).
Are there other orthopedic surgeons near Dr. Mason in Hershey?
Yes. There are 6 orthopedic surgeons in Hershey 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 Pennsylvania 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 70 procedures shown here.
Has Dr. Mason's procedure volume changed over time?
Yes. Dr. Mason's Medicare-recorded volume has increased from 12 procedures in 2013 to 70 in the most recent data, a 483% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 86 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 (40 cases), hip replacement (30 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
How does Dr. Mason compare to other orthopedic surgeons in Hershey?
Among the 6 orthopedic surgeons in Hershey, Dr. Mason ranks #2 by total Medicare procedure volume. Dr. Mason is among the highest-volume surgeons in Hershey.
Other Orthopedic Surgeons in Hershey, Pennsylvania
Dr. Mason's 70 Medicare procedures are above the Hershey average of 55. The table below compares verified procedure volumes for orthopedic surgeons practicing in Hershey.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Charles Davis | 75 | Hip, Knee |
| Dr. Arun Kumar | 69 | Hip, Knee |
| Dr. Nikkole Haines | 54 | Hip, Knee |
| Dr. Gary Updegrove | 39 | Shoulder |
| Dr. April Armstrong | 21 | Shoulder |
Patient Reviews & Ratings
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