Dr. Robert Kay is a board-certified orthopedic surgeon practicing in Boston, Massachusetts. In 2023, Dr. Kay performed 36 Medicare-verified knee replacements (#91 in Massachusetts) and 21 hip replacements, for a combined total of 57 procedures.
Dr. Kay's 57 Medicare procedures are near the Massachusetts median of 54. The state has 202 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. Kay's reported Medicare volume is split between knee replacements (36 cases) and hip replacements (21 cases).
Boston is home to 50 orthopedic surgeons in the current Medicare dataset. Patients in the Boston 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.
Verified Case Volume Trends (2013-2023)
Frequently Asked Questions About Dr. Kay
How does Dr. Kay's procedure volume compare to other Massachusetts surgeons?
In 2023, Dr. Kay performed 57 Medicare-verified joint replacement procedures. The Massachusetts average is 74 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Kay ranks #94 out of 202 orthopedic surgeons in Massachusetts.
What types of joint replacement does Dr. Kay perform?
Dr. Kay's Medicare data shows procedures in knee replacement (36 cases) and hip replacement (21 cases).
Are there other orthopedic surgeons near Dr. Kay in Boston?
Yes. There are 50 orthopedic surgeons in Boston 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 Massachusetts surgeons.
What does the Medicare data for Dr. Kay 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. Kay's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 57 procedures shown here.
Other Orthopedic Surgeons in Boston, Massachusetts
Compare Dr. Kay's volume with other surgeons practicing in Boston.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Carl Talmo | 312 | Hip, Knee |
| Dr. Young-Min Kwon | 229 | Hip, Knee |
| Dr. James Bono | 214 | Hip, Knee |
| Dr. Dennis Burke | 210 | Hip, Knee |
| Dr. Eric Smith | 164 | Hip, Knee |
| Dr. Wolfgang Fitz | 156 | Knee |
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