Knee
Dr. Sergio Martinez, D.O.
Dr. Sergio Martinez is a board-certified orthopedic surgeon practicing in Orlando, Florida. A Medicare provider since 2011, Dr. Martinez has performed 130 Medicare-verified knee replacements, ranking #24 in Florida.
In Florida, Dr. Martinez performs well above average in knee (130 vs 49 avg).
Dr. Martinez's Medicare data shows a focused knee replacement practice with 130 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.
Orlando is home to 20 orthopedic surgeons in the current Medicare dataset. Patients in the Orlando area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Martinez extend back to 2020, covering 4 years of data. Over that period, recorded procedure volume increased from 22 to 130 in the most recent data, a 491% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Martinez's 130 verified procedures is more than 2x the national average of 45.
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. Martinez Compares
Procedure volume compared to the Florida state average.
Contact & Location
Orlando, FL 32819
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Martinez's Medicare-recorded procedure volume has trended upward over 4 years, increasing 491% from 22 procedures in 2020 to 130 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 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.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
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. Martinez
How does Dr. Martinez's procedure volume compare to other Florida surgeons?
Dr. Martinez has performed 130 Medicare-verified joint replacement procedures. This is significantly above the Florida average of 72 procedures per surgeon. Dr. Martinez ranks #79 out of 509 orthopedic surgeons in Florida.
What types of joint replacement does Dr. Martinez perform?
Dr. Martinez's reported Medicare volume is focused on knee replacement, with 130 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Martinez in Orlando?
Yes. There are 20 orthopedic surgeons in Orlando 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 Florida surgeons.
What does the Medicare data for Dr. Martinez 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. Martinez's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 130 procedures shown here.
Has Dr. Martinez's procedure volume changed over time?
Yes. Dr. Martinez's Medicare-recorded volume has increased from 22 procedures in 2020 to 130 in the most recent data, a 491% increase over 4 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 161 procedures in 2021.
Which hospitals is Dr. Martinez affiliated with?
According to CMS facility affiliation data, Dr. Martinez is affiliated with Orlando Health Orlando Regional Medical Center.
How does Dr. Martinez compare to other orthopedic surgeons in Orlando?
Among the 20 orthopedic surgeons in Orlando, Dr. Martinez ranks #4 by total Medicare procedure volume. The highest-volume surgeon in Orlando has 279 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Martinez practices?
Orlando Health Orlando Regional Medical Center (3 out of 5 CMS stars, hip/knee complication rate similar to national average). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Orlando, Florida
Dr. Martinez's 130 Medicare procedures are below the Orlando average of 143. The table below compares verified procedure volumes for orthopedic surgeons practicing in Orlando.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Nam Dinh | 279 | Hip, Knee |
| Dr. Vuong Nguyen | 184 | Hip, Knee |
| Dr. Eric Bonenberger | 140 | Hip, Knee |
| Dr. Travis Van Dyke | 111 | Hip, Knee |
| Dr. J Cole | 83 | Hip, Knee |
| Dr. Sean McFadden | 75 | Knee, Shoulder |
Patient Reviews & Ratings
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