Dr. Duncan McKellar, MD
Dr. Duncan McKellar is a board-certified orthopedic surgeon practicing in McKinney, Texas. Dr. McKellar has performed 113 Medicare-verified knee replacements (#27 in Texas) and 42 hip replacements, for a combined total of 155 procedures.
In Texas, Dr. McKellar performs well above average in knee (113 vs 41 avg), above average in hip (42 vs 30 avg).
Dr. McKellar's reported Medicare volume is split between knee replacements (113 cases) and hip replacements (42 cases).
McKinney is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the McKinney area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. McKellar extend back to 2014, covering 6 years of data. Over that period, recorded procedure volume increased from 16 to 155 in the most recent data, a 869% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. McKellar's 113 verified procedures is more than 2x 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. McKellar Compares
Procedure volume compared to the Texas state average.
Contact & Location
McKinney, TX 75069
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. McKellar's Medicare-recorded procedure volume has trended upward over 6 years, increasing 869% from 16 procedures in 2014 to 155 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. McKellar
How does Dr. McKellar's procedure volume compare to other Texas surgeons?
Dr. McKellar has performed 155 Medicare-verified joint replacement procedures. This is more than 2x the Texas average of 56 procedures per surgeon. Dr. McKellar ranks #37 out of 573 orthopedic surgeons in Texas.
What types of joint replacement does Dr. McKellar perform?
Dr. McKellar's Medicare data shows procedures in knee replacement (113 cases) and hip replacement (42 cases).
Are there other orthopedic surgeons near Dr. McKellar in McKinney?
Yes. There are 3 orthopedic surgeons in McKinney 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 Texas surgeons.
What does the Medicare data for Dr. McKellar 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. McKellar's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 155 procedures shown here.
Has Dr. McKellar's procedure volume changed over time?
Yes. Dr. McKellar's Medicare-recorded volume has increased from 16 procedures in 2014 to 155 in the most recent data, a 869% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 155 procedures in 2023.
Does Dr. McKellar perform more than one type of joint replacement?
Yes. Dr. McKellar's Medicare data shows procedures in knee replacement (113 cases), hip replacement (42 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. McKellar affiliated with?
According to CMS facility affiliation data, Dr. McKellar is affiliated with Baylor Scott And White Surgical Hospital At Sherma, Medical City Mckinney, Texoma Medical Center.
How does Dr. McKellar compare to other orthopedic surgeons in McKinney?
Among the 3 orthopedic surgeons in McKinney, Dr. McKellar ranks #2 by total Medicare procedure volume. Dr. McKellar is among the highest-volume surgeons in McKinney.
What are the quality ratings for hospitals where Dr. McKellar practices?
Baylor Scott And White Surgical Hospital At Sherma (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Medical City Mckinney (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Texoma Medical Center (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 McKinney, Texas
Dr. McKellar's 155 Medicare procedures are at the McKinney average of 155. The table below compares verified procedure volumes for orthopedic surgeons practicing in McKinney.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Charles Toulson | 285 | Hip, Knee |
| Dr. Brian Snow | 25 | Knee |
Patient Reviews & Ratings
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