Dr. Arun Kumar, MD
Dr. Arun Kumar is a board-certified orthopedic surgeon practicing in Hershey, Pennsylvania. Dr. Kumar has performed 47 Medicare-verified knee replacements (#98 in Pennsylvania) and 22 hip replacements, for a combined total of 69 procedures.
In Pennsylvania, Dr. Kumar performs near average in knee (47 vs 45 avg), below average in hip (22 vs 34 avg).
Dr. Kumar's reported Medicare volume is split between knee replacements (47 cases) and hip replacements (22 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.
Dr. Kumar first appears in the Medicare dataset in 2023. With 1 year of recorded data, the longitudinal trend is still developing.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Kumar's 47 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. Kumar Compares
Procedure volume compared to the Pennsylvania state average.
Contact & Location
Hershey, PA 17033
Verified Case Volume Trends (2013-Current)
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.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
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. Kumar
How does Dr. Kumar's procedure volume compare to other Pennsylvania surgeons?
Dr. Kumar has performed 69 Medicare-verified joint replacement procedures. This is in line with the Pennsylvania average of 63 procedures per surgeon. Dr. Kumar ranks #117 out of 388 orthopedic surgeons in Pennsylvania.
What types of joint replacement does Dr. Kumar perform?
Dr. Kumar's Medicare data shows procedures in knee replacement (47 cases) and hip replacement (22 cases).
Are there other orthopedic surgeons near Dr. Kumar 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. Kumar 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. Kumar's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 69 procedures shown here.
Does Dr. Kumar perform more than one type of joint replacement?
Yes. Dr. Kumar's Medicare data shows procedures in knee replacement (47 cases), hip replacement (22 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Kumar affiliated with?
According to CMS facility affiliation data, Dr. Kumar is affiliated with Milton S Hershey Medical Center, Penn State Health Holy Spirit Medical Center.
How does Dr. Kumar compare to other orthopedic surgeons in Hershey?
Among the 6 orthopedic surgeons in Hershey, Dr. Kumar ranks #3 by total Medicare procedure volume. Dr. Kumar is among the highest-volume surgeons in Hershey.
What are the quality ratings for hospitals where Dr. Kumar practices?
Milton S Hershey Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Penn State Health Holy Spirit Medical Center (2 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 Hershey, Pennsylvania
Dr. Kumar's 69 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. Mark Mason | 70 | 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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