Dr. Korboi Evans
Dr. Korboi Evans is a board-certified orthopedic surgeon practicing in Silver Spring, Maryland. A Medicare provider since 2007, Dr. Evans has performed 51 Medicare-verified knee replacements (#46 in Maryland) and 20 hip replacements, for a combined total of 71 procedures.
In Maryland, Dr. Evans performs near average in knee (51 vs 50 avg), below average in hip (20 vs 40 avg).
Dr. Evans's reported Medicare volume is split between knee replacements (51 cases) and hip replacements (20 cases).
Silver Spring is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Silver Spring area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Evans extend back to 2018, covering 6 years of data. Over that period, recorded procedure volume increased from 24 to 71 in the most recent data, a 196% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Evans's 51 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. Evans Compares
Procedure volume compared to the Maryland state average.
Contact & Location
Silver Spring, MD 20910
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Evans's Medicare-recorded procedure volume has trended upward over 6 years, increasing 196% from 24 procedures in 2018 to 71 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. Evans
How does Dr. Evans's procedure volume compare to other Maryland surgeons?
Dr. Evans has performed 71 Medicare-verified joint replacement procedures. This is in line with the Maryland average of 72 procedures per surgeon. Dr. Evans ranks #61 out of 161 orthopedic surgeons in Maryland.
What types of joint replacement does Dr. Evans perform?
Dr. Evans's Medicare data shows procedures in knee replacement (51 cases) and hip replacement (20 cases).
Are there other orthopedic surgeons near Dr. Evans in Silver Spring?
Yes. There are 4 orthopedic surgeons in Silver Spring 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 Maryland surgeons.
What does the Medicare data for Dr. Evans 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. Evans's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 71 procedures shown here.
Has Dr. Evans's procedure volume changed over time?
Yes. Dr. Evans's Medicare-recorded volume has increased from 24 procedures in 2018 to 71 in the most recent data, a 196% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 71 procedures in 2023.
Does Dr. Evans perform more than one type of joint replacement?
Yes. Dr. Evans's Medicare data shows procedures in knee replacement (51 cases), hip replacement (20 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Evans affiliated with?
According to CMS facility affiliation data, Dr. Evans is affiliated with Holy Cross Germantown Hospital, Holy Cross Hospital, Adventist Healthcare Shady Grove Medical Center.
How does Dr. Evans compare to other orthopedic surgeons in Silver Spring?
Among the 4 orthopedic surgeons in Silver Spring, Dr. Evans ranks #1 by total Medicare procedure volume. Dr. Evans has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Evans practices?
Holy Cross Germantown Hospital (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Holy Cross Hospital (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Adventist Healthcare Shady Grove 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 Silver Spring, Maryland
Dr. Evans's 71 Medicare procedures are above the Silver Spring average of 45. The table below compares verified procedure volumes for orthopedic surgeons practicing in Silver Spring.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Irvin Guterman | 51 | Hip, Knee |
| Dr. Christopher Magee | 35 | Knee |
| Dr. Gabriel Petruccelli | 21 | Shoulder |
Patient Reviews & Ratings
OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:
These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.