Dr. Robert Andruss, MD
Dr. Robert Andruss is a board-certified orthopedic surgeon practicing in St George, Utah. Dr. Andruss has performed 73 Medicare-verified knee replacements (#13 in Utah) and 51 hip replacements, for a combined total of 124 procedures.
In Utah, Dr. Andruss performs above average in knee (73 vs 42 avg), above average in hip (51 vs 35 avg).
Dr. Andruss's reported Medicare volume is split between knee replacements (73 cases) and hip replacements (51 cases).
St George is home to 10 orthopedic surgeons in the current Medicare dataset. Patients in the St George area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Andruss extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 26 to 124 in the most recent data, a 377% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Andruss's 73 verified procedures is above 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. Andruss Compares
Procedure volume compared to the Utah state average.
Contact & Location
St George, UT 84790
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Andruss's Medicare-recorded procedure volume has trended upward over 11 years, increasing 377% from 26 procedures in 2013 to 124 in the most recent data.
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. Andruss
How does Dr. Andruss's procedure volume compare to other Utah surgeons?
Dr. Andruss has performed 124 Medicare-verified joint replacement procedures. This is more than 2x the Utah average of 59 procedures per surgeon. Dr. Andruss ranks #11 out of 89 orthopedic surgeons in Utah.
What types of joint replacement does Dr. Andruss perform?
Dr. Andruss's Medicare data shows procedures in knee replacement (73 cases) and hip replacement (51 cases).
How experienced is Dr. Andruss with knee replacement surgery?
Dr. Andruss ranks #13 in Utah for knee replacement with 73 Medicare-verified procedures. This high ranking among 89 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Andruss in St George?
Yes. There are 10 orthopedic surgeons in St George 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 Utah surgeons.
What does the Medicare data for Dr. Andruss 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. Andruss's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 124 procedures shown here.
Has Dr. Andruss's procedure volume changed over time?
Yes. Dr. Andruss's Medicare-recorded volume has increased from 26 procedures in 2013 to 124 in the most recent data, a 377% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 127 procedures in 2019.
Does Dr. Andruss perform more than one type of joint replacement?
Yes. Dr. Andruss's Medicare data shows procedures in knee replacement (73 cases), hip replacement (51 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
How does Dr. Andruss compare to other orthopedic surgeons in St George?
Among the 10 orthopedic surgeons in St George, Dr. Andruss ranks #5 by total Medicare procedure volume. The highest-volume surgeon in St George has 200 verified Medicare procedures.
Other Orthopedic Surgeons in St George, Utah
Dr. Andruss's 124 Medicare procedures are below the St George average of 145. The table below compares verified procedure volumes for orthopedic surgeons practicing in St George.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Edward Prince | 200 | Hip, Knee |
| Dr. Robert Jamieson | 198 | Hip, Knee |
| Dr. Scott Parry | 170 | Hip, Knee, Shoulder |
| Dr. Zachary Leitze | 135 | Hip, Shoulder |
| Dr. Darin Allred | 107 | Hip, Knee |
| Dr. Randy Clark | 82 | Knee, Shoulder |
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