Dr. Robert Sershon, M.D.
Contact & Location
Arlington, VA 22206
Dr. Robert Sershon is a board-certified orthopedic surgeon practicing in Arlington, Virginia. A Medicare provider since 2013, Dr. Sershon has performed 149 Medicare-verified knee replacements (#15 in Virginia) and 110 hip replacements, for a combined total of 259 procedures.
In Virginia, Dr. Sershon performs well above average in knee (149 vs 58 avg), well above average in hip (110 vs 47 avg).
Dr. Sershon's reported Medicare volume is split between knee replacements (149 cases) and hip replacements (110 cases).
Arlington is home to 17 orthopedic surgeons in the current Medicare dataset. Patients in the Arlington area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Sershon extend back to 2018, covering 7 years of data. Over that period, recorded procedure volume increased from 40 to 259 in the most recent data, a 548% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,599 knee replacement surgeons tracked nationally, Dr. Sershon's 149 verified procedures is more than 3x the national average of 45, ranking #178 nationally.
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. Sershon Compares
Procedure volume compared to the Virginia state average.
Volume Trend Analysis
Dr. Sershon's Medicare-recorded procedure volume has trended upward over 7 years, increasing 548% from 40 procedures in 2018 to 259 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.
Questions to Ask Your Surgeon Before Joint ReplacementA practical checklist of questions covering experience, technique, hospital choice, and recovery expectations to discuss during your surgical consultation.
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.
Outpatient Joint Replacement: A Medicare GuideHow outpatient joint replacement works under Medicare, including eligibility criteria, cost differences, and what to expect with same-day discharge.
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. Sershon
How does Dr. Sershon's procedure volume compare to other Virginia surgeons?
Dr. Sershon has performed 259 Medicare-verified joint replacement procedures. This is more than 3x the Virginia average of 82 procedures per surgeon. Dr. Sershon ranks #10 out of 229 orthopedic surgeons in Virginia.
What types of joint replacement does Dr. Sershon perform?
Dr. Sershon's Medicare data shows procedures in knee replacement (149 cases) and hip replacement (110 cases).
How experienced is Dr. Sershon with knee replacement surgery?
Dr. Sershon ranks #15 in Virginia for knee replacement with 149 Medicare-verified procedures. This high ranking among 229 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Sershon in Arlington?
Yes. There are 17 orthopedic surgeons in Arlington 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 Virginia surgeons.
What does the Medicare data for Dr. Sershon 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. Sershon's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 259 procedures shown here.
Has Dr. Sershon's procedure volume changed over time?
Yes. Dr. Sershon's Medicare-recorded volume has increased from 40 procedures in 2018 to 259 in the most recent data, a 548% increase over 7 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 259 procedures in 2024.
Does Dr. Sershon perform more than one type of joint replacement?
Yes. Dr. Sershon's Medicare data shows procedures in knee replacement (149 cases), hip replacement (110 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Sershon affiliated with?
According to CMS facility affiliation data, Dr. Sershon is affiliated with Inova Mount Vernon Hospital.
How does Dr. Sershon compare to other orthopedic surgeons in Arlington?
Among the 17 orthopedic surgeons in Arlington, Dr. Sershon ranks #2 by total Medicare procedure volume. Dr. Sershon is among the highest-volume surgeons in Arlington.
What are the quality ratings for hospitals where Dr. Sershon practices?
Inova Mount Vernon Hospital (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 Arlington, Virginia
Dr. Sershon's 259 Medicare procedures are above the Arlington average of 183. The table below compares verified procedure volumes for orthopedic surgeons practicing in Arlington.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Blake Peterson | 280 | Hip, Knee |
| Dr. David Romness | 202 | Hip, Knee |
| Dr. Daniel Gerscovich | 146 | Hip, Knee |
| Dr. Nigel Azer | 142 | Hip, Knee |
| Dr. William Petersen | 137 | Hip, Knee |
| Dr. C Engh | 112 | Hip, Knee |
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.