Dr. Stanley Asnis, MD
Dr. Stanley Asnis is a board-certified orthopedic surgeon practicing in Great Neck, New York. A Medicare provider since 2006, Dr. Asnis has performed 37 Medicare-verified knee replacements (#107 in New York) and 31 hip replacements, for a combined total of 68 procedures.
In New York, Dr. Asnis performs near average in knee (37 vs 45 avg), below average in hip (31 vs 42 avg).
Dr. Asnis's reported Medicare volume is split between knee replacements (37 cases) and hip replacements (31 cases).
Great Neck is home to 16 orthopedic surgeons in the current Medicare dataset. Patients in the Great Neck area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Asnis's Medicare data spans 11 years, beginning in 2013. Volume peaked at 153 procedures in 2013 before settling at 68 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. Asnis's 37 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. Asnis Compares
Procedure volume compared to the New York state average.
Contact & Location
Great Neck, NY 11021
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Asnis's recorded volume peaked at 153 procedures in 2013 and stood at 68 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
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.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
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. Asnis
How does Dr. Asnis's procedure volume compare to other New York surgeons?
Dr. Asnis has performed 68 Medicare-verified joint replacement procedures. This is in line with the New York average of 67 procedures per surgeon. Dr. Asnis ranks #110 out of 338 orthopedic surgeons in New York.
What types of joint replacement does Dr. Asnis perform?
Dr. Asnis's Medicare data shows procedures in knee replacement (37 cases) and hip replacement (31 cases).
Are there other orthopedic surgeons near Dr. Asnis in Great Neck?
Yes. There are 16 orthopedic surgeons in Great Neck 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 New York surgeons.
What does the Medicare data for Dr. Asnis 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. Asnis's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 68 procedures shown here.
Has Dr. Asnis's procedure volume changed over time?
Dr. Asnis's Medicare-recorded volume peaked at 153 procedures in 2013 and was 68 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. Asnis perform more than one type of joint replacement?
Yes. Dr. Asnis's Medicare data shows procedures in knee replacement (37 cases), hip replacement (31 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Asnis affiliated with?
According to CMS facility affiliation data, Dr. Asnis is affiliated with North Shore University Hospital.
How does Dr. Asnis compare to other orthopedic surgeons in Great Neck?
Among the 16 orthopedic surgeons in Great Neck, Dr. Asnis ranks #5 by total Medicare procedure volume. The highest-volume surgeon in Great Neck has 223 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Asnis practices?
North Shore University Hospital (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 Great Neck, New York
Dr. Asnis's 68 Medicare procedures are below the Great Neck average of 108. The table below compares verified procedure volumes for orthopedic surgeons practicing in Great Neck.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Jonathan Danoff | 223 | Hip, Knee |
| Dr. Bruce Seideman | 152 | Hip, Knee |
| Dr. Kevin Cassidy | 130 | Hip, Knee |
| Dr. Scott Marwin | 74 | Hip, Knee |
| Dr. Paul Enker | 60 | Hip, Knee |
| Dr. Barry Simonson | 48 | Knee |
Patient Reviews & Ratings
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