Knee
Dr. Robert Dennis, MD
Dr. Robert Dennis is a board-certified orthopedic surgeon practicing in Tyler, Texas. Dr. Dennis has performed 68 Medicare-verified knee replacements, ranking #73 in Texas.
In Texas, Dr. Dennis performs above average in knee (68 vs 41 avg).
Dr. Dennis's Medicare data shows a focused knee replacement practice with 68 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.
Tyler is home to 15 orthopedic surgeons in the current Medicare dataset. Patients in the Tyler area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Dennis extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 57 to 68 in the most recent data, a 19% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Dennis's 68 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. Dennis Compares
Procedure volume compared to the Texas state average.
Contact & Location
Tyler, TX 75701
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Dennis's Medicare-recorded procedure volume has trended upward over 11 years, increasing 19% from 57 procedures in 2013 to 68 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.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
Medicare Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
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. Dennis
How does Dr. Dennis's procedure volume compare to other Texas surgeons?
Dr. Dennis has performed 68 Medicare-verified joint replacement procedures. This is in line with the Texas average of 56 procedures per surgeon. Dr. Dennis ranks #150 out of 573 orthopedic surgeons in Texas.
What types of joint replacement does Dr. Dennis perform?
Dr. Dennis's reported Medicare volume is focused on knee replacement, with 68 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Dennis in Tyler?
Yes. There are 15 orthopedic surgeons in Tyler 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. Dennis 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. Dennis's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 68 procedures shown here.
Has Dr. Dennis's procedure volume changed over time?
Yes. Dr. Dennis's Medicare-recorded volume has increased from 57 procedures in 2013 to 68 in the most recent data, a 19% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 68 procedures in 2023.
Which hospitals is Dr. Dennis affiliated with?
According to CMS facility affiliation data, Dr. Dennis is affiliated with Baylor Scott & White Texas Spine & Joint Hospital, Christus Mother Frances Hospital.
How does Dr. Dennis compare to other orthopedic surgeons in Tyler?
Among the 15 orthopedic surgeons in Tyler, Dr. Dennis ranks #8 by total Medicare procedure volume. The highest-volume surgeon in Tyler has 452 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Dennis practices?
Baylor Scott & White Texas Spine & Joint Hospital (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Christus Mother Frances 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 Tyler, Texas
Dr. Dennis's 68 Medicare procedures are below the Tyler average of 155. The table below compares verified procedure volumes for orthopedic surgeons practicing in Tyler.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Kenneth Kaminski | 452 | Hip, Knee |
| Dr. Andrew Hester | 157 | Hip, Knee |
| Dr. Thomas Volatile | 116 | Hip, Knee |
| Dr. Roger McCown | 111 | Hip, Knee |
| Dr. Joseph Conflitti | 94 | Hip, Knee |
| Dr. William Phillips | 90 | Hip, Knee |
Patient Reviews & Ratings
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