Dr. Christopher Mahr is a board-certified orthopedic surgeon practicing in Park Ridge, Illinois. In 2023, Dr. Mahr performed 21 Medicare-verified knee replacements (#195 in Illinois) and 12 hip replacements, for a combined total of 33 procedures.
Dr. Mahr recorded 33 Medicare fee-for-service procedures in 2023. Medicare data represents approximately one-third of all joint replacements nationwide, so these counts reflect only a portion of a surgeon's full practice. Illinois has 323 orthopedic surgeons in the current dataset.
Dr. Mahr's reported Medicare volume is split between knee replacements (21 cases) and hip replacements (12 cases).
Park Ridge is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Park Ridge 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. Mahr
How does Dr. Mahr's procedure volume compare to other Illinois surgeons?
In 2023, Dr. Mahr performed 33 Medicare-verified joint replacement procedures. The Illinois average is 69 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Mahr ranks #201 out of 323 orthopedic surgeons in Illinois.
What types of joint replacement does Dr. Mahr perform?
Dr. Mahr's Medicare data shows procedures in knee replacement (21 cases) and hip replacement (12 cases).
Are there other orthopedic surgeons near Dr. Mahr in Park Ridge?
Yes. There are 6 orthopedic surgeons in Park Ridge 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 Illinois surgeons.
What does the Medicare data for Dr. Mahr 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. Mahr's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 33 procedures shown here.
Other Orthopedic Surgeons in Park Ridge, Illinois
Compare Dr. Mahr's volume with other surgeons practicing in Park Ridge.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. John Lyon | 122 | Hip, Knee |
| Dr. Richard Hayek | 77 | Hip, Knee |
| Dr. Brian McCall | 63 | Hip, Knee |
| Dr. Arif Ali | 55 | Hip, Knee, Shoulder |
| Dr. James Bresch | 45 | Knee |
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Park Ridge, IL 60068