Shoulder
Dr. James Gregory, MD
Dr. James Gregory is a board-certified orthopedic surgeon practicing in Houston, Texas. Dr. Gregory has performed 59 Medicare-verified shoulder replacements, ranking #11 in Texas.
In Texas, Dr. Gregory performs well above average in shoulder (59 vs 26 avg).
Dr. Gregory's Medicare data shows a focused shoulder replacement practice with 59 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.
Houston is home to 52 orthopedic surgeons in the current Medicare dataset. Patients in the Houston area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Gregory extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 14 to 59 in the most recent data, a 321% increase. This sustained growth reflects an expanding joint replacement practice.
Among 2,092 shoulder replacement surgeons tracked nationally, Dr. Gregory's 59 verified procedures is more than 2x the national average of 28, ranking #181 nationally.
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. Gregory Compares
Procedure volume compared to the Texas state average.
Contact & Location
Houston, TX 77024
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Gregory's Medicare-recorded procedure volume has trended upward over 11 years, increasing 321% from 14 procedures in 2013 to 59 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 Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
A step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Pain Management After Joint ReplacementA comprehensive guide to managing post-surgical pain through medication, physical therapy, cold therapy, and non-pharmacological strategies.
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.
Shoulder Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after shoulder replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Gregory
How does Dr. Gregory's procedure volume compare to other Texas surgeons?
Dr. Gregory has performed 59 Medicare-verified joint replacement procedures. This is in line with the Texas average of 56 procedures per surgeon. Dr. Gregory ranks #188 out of 573 orthopedic surgeons in Texas.
What types of joint replacement does Dr. Gregory perform?
Dr. Gregory's reported Medicare volume is focused on shoulder replacement, with 59 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
How experienced is Dr. Gregory with shoulder replacement surgery?
Dr. Gregory ranks #11 in Texas for shoulder replacement with 59 Medicare-verified procedures. This high ranking among 573 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Gregory in Houston?
Yes. There are 52 orthopedic surgeons in Houston 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. Gregory 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. Gregory's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 59 procedures shown here.
Has Dr. Gregory's procedure volume changed over time?
Yes. Dr. Gregory's Medicare-recorded volume has increased from 14 procedures in 2013 to 59 in the most recent data, a 321% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 59 procedures in 2023.
Which hospitals is Dr. Gregory affiliated with?
According to CMS facility affiliation data, Dr. Gregory is affiliated with Memorial Hermann Memorial City Medical Center, Memorial Hermann Hospital System, Memorial Hermann Texas Medical Center, Memorial Hermann Sugar Land Hospital, Memorial Hermann Katy Hospital.
How does Dr. Gregory compare to other orthopedic surgeons in Houston?
Among the 52 orthopedic surgeons in Houston, Dr. Gregory ranks #27 by total Medicare procedure volume. The highest-volume surgeon in Houston has 358 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Gregory practices?
Memorial Hermann Memorial City Medical Center (3 out of 5 CMS stars, insufficient case volume for complication rate comparison); Memorial Hermann Hospital System (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Memorial Hermann Texas Medical Center (3 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Houston, Texas
Dr. Gregory's 59 Medicare procedures are below the Houston average of 177. The table below compares verified procedure volumes for orthopedic surgeons practicing in Houston.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Stefan Kreuzer | 358 | Hip, Knee |
| Dr. Robin Goytia | 198 | Hip, Knee |
| Dr. Vasilios Mathews | 182 | Hip, Knee |
| Dr. Gregory Stocks | 165 | Hip, Knee |
| Dr. Kenneth Mathis | 147 | Hip, Knee |
| Dr. Ugonna Ihekweazu | 131 | Hip, Knee |
Patient Reviews & Ratings
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