Dr. Michael Brennan is a board-certified orthopedic surgeon practicing in Phoenix, Arizona. In 2023, Dr. Brennan performed 43 Medicare-verified knee replacements (#60 in Arizona) and 15 hip replacements, for a combined total of 58 procedures.
Dr. Brennan's 58 Medicare procedures are near the Arizona median of 46. The state has 190 orthopedic surgeons in the current Medicare dataset. Medicare fee-for-service data captures roughly 33–37% of all joint replacements, so total surgical volume is likely higher.
Dr. Brennan's reported Medicare volume is split between knee replacements (43 cases) and hip replacements (15 cases).
Phoenix is home to 53 orthopedic surgeons in the current Medicare dataset. Patients in the Phoenix area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Verified Medicare Cases (2023)
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.
Hospital Affiliations
Verified Case Volume Trends (2013-2023)
Frequently Asked Questions About Dr. Brennan
How does Dr. Brennan's procedure volume compare to other Arizona surgeons?
In 2023, Dr. Brennan performed 58 Medicare-verified joint replacement procedures. This is in line with the Arizona average of 67 procedures per surgeon. Dr. Brennan ranks #76 out of 190 orthopedic surgeons in Arizona.
What types of joint replacement does Dr. Brennan perform?
Dr. Brennan's Medicare data shows procedures in knee replacement (43 cases) and hip replacement (15 cases).
Are there other orthopedic surgeons near Dr. Brennan in Phoenix?
Yes. There are 53 orthopedic surgeons in Phoenix 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 Arizona surgeons.
What does the Medicare data for Dr. Brennan represent?
The procedure counts shown are based on Medicare Part B fee-for-service claims data for 2023, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Brennan's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 58 procedures shown here.
Other Orthopedic Surgeons in Phoenix, Arizona
Compare Dr. Brennan's volume with other surgeons practicing in Phoenix.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Steven Werner | 227 | Hip, Knee |
| Dr. Steven Hattrup | 157 | Shoulder |
| Dr. Lige Kaplan | 142 | Hip, Knee |
| Dr. Michael Wilmink | 140 | Hip, Knee |
| Dr. Mark Spangehl | 138 | Hip, Knee |
| Dr. Christina Khoury | 137 | Hip, Knee |
Preparing for Surgery?
Browse recommended recovery products for knee replacement
View Recovery ProductsContact & Location
Phoenix, AZ 85016