Knee
Dr. Michael Diaz, D.O.
Dr. Michael Diaz is a board-certified orthopedic surgeon practicing in Fulton, New York. A Medicare provider since 2006, Dr. Diaz has performed 18 Medicare-verified knee replacements, ranking #205 in New York.
In New York, Dr. Diaz performs below average in knee (18 vs 45 avg).
Dr. Diaz's Medicare data shows a focused knee replacement practice with 18 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.
Dr. Diaz is the only orthopedic surgeon in Fulton represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.
Dr. Diaz's Medicare data spans 10 years, beginning in 2013. Volume peaked at 53 procedures in 2016 before settling at 18 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.
Dr. Diaz's 18 knee replacement procedures is below the national average of 45 among 6,720 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
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. Diaz Compares
Procedure volume compared to the New York state average.
Contact & Location
Fulton, NY 13069
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Diaz's recorded volume peaked at 53 procedures in 2016 and stood at 18 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.
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.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
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.
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. Diaz
How does Dr. Diaz's procedure volume compare to other New York surgeons?
Dr. Diaz has performed 18 Medicare-verified joint replacement procedures. The New York average is 67 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Diaz ranks #269 out of 338 orthopedic surgeons in New York.
What types of joint replacement does Dr. Diaz perform?
Dr. Diaz's reported Medicare volume is focused on knee replacement, with 18 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Where is Dr. Diaz's practice located?
Dr. Diaz practices in Fulton, New York. The office is located at 510 South Forth Street, Fulton, NY 13069. Patients in the surrounding area can consult Dr. Diaz for joint replacement evaluation.
What does the Medicare data for Dr. Diaz 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. Diaz's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 18 procedures shown here.
Has Dr. Diaz's procedure volume changed over time?
Dr. Diaz's Medicare-recorded volume peaked at 53 procedures in 2016 and was 18 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.
Which hospitals is Dr. Diaz affiliated with?
According to CMS facility affiliation data, Dr. Diaz is affiliated with Oswego Hospital.
What are the quality ratings for hospitals where Dr. Diaz practices?
Oswego Hospital (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.
Patient Reviews & Ratings
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