Dr. Michael Yonz, M.D.
Contact & Location
Saint Marys, GA 31558
Dr. Michael Yonz is a board-certified orthopedic surgeon practicing in Saint Marys, Georgia. A Medicare provider since 2012, Dr. Yonz has performed 23 Medicare-verified knee replacements (#123 in Georgia) and 17 hip replacements, for a combined total of 40 procedures.
In Georgia, Dr. Yonz performs below average in knee (23 vs 40 avg), below average in hip (17 vs 33 avg).
Dr. Yonz's reported Medicare volume is split between knee replacements (23 cases) and hip replacements (17 cases).
Dr. Yonz is the only orthopedic surgeon in Saint Marys represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.
Medicare records for Dr. Yonz extend back to 2022, covering 3 years of data. Over that period, recorded procedure volume increased from 16 to 40 in the most recent data, a 150% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Yonz's 23 knee replacement procedures is below the national average of 45 among 6,599 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
Verified Case Volume Trends (2013-Current)
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. Yonz Compares
Procedure volume compared to the Georgia state average.
Volume Trend Analysis
Dr. Yonz's Medicare-recorded procedure volume has trended upward over 3 years, increasing 150% from 16 procedures in 2022 to 40 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.
Home Safety: Creating Your Recovery SanctuaryRoom-by-room modifications, equipment recommendations, and fall-prevention strategies to prepare your home for a safe post-surgical recovery.
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. Yonz
How does Dr. Yonz's procedure volume compare to other Georgia surgeons?
Dr. Yonz has performed 40 Medicare-verified joint replacement procedures. The Georgia average is 55 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Yonz ranks #119 out of 245 orthopedic surgeons in Georgia.
What types of joint replacement does Dr. Yonz perform?
Dr. Yonz's Medicare data shows procedures in knee replacement (23 cases) and hip replacement (17 cases).
Where is Dr. Yonz's practice located?
Dr. Yonz practices in Saint Marys, Georgia. The office is located at 2060 Dan Proctor Dr Ste 1400, Saint Marys, GA 31558. Patients in the surrounding area can consult Dr. Yonz for joint replacement evaluation.
What does the Medicare data for Dr. Yonz 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. Yonz's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 40 procedures shown here.
Has Dr. Yonz's procedure volume changed over time?
Yes. Dr. Yonz's Medicare-recorded volume has increased from 16 procedures in 2022 to 40 in the most recent data, a 150% increase over 3 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 40 procedures in 2024.
Does Dr. Yonz perform more than one type of joint replacement?
Yes. Dr. Yonz's Medicare data shows procedures in knee replacement (23 cases), hip replacement (17 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Yonz affiliated with?
According to CMS facility affiliation data, Dr. Yonz is affiliated with Southeast Georgia Health System- Camden Campus.
What are the quality ratings for hospitals where Dr. Yonz practices?
Southeast Georgia Health System- Camden Campus (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 Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.