Dr. Zachary Yenna, M.D.
Dr. Zachary Yenna is a board-certified orthopedic surgeon practicing in Meridian, Idaho. A Medicare provider since 2012, Dr. Yenna has performed 41 Medicare-verified knee replacements (#19 in Idaho) and 23 hip replacements, for a combined total of 64 procedures.
In Idaho, Dr. Yenna performs near average in knee (41 vs 39 avg), below average in hip (23 vs 31 avg).
Dr. Yenna's reported Medicare volume is split between knee replacements (41 cases) and hip replacements (23 cases).
Meridian is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Meridian area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Yenna extend back to 2017, covering 5 years of data. Over that period, recorded procedure volume increased from 14 to 64 in the most recent data, a 357% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Yenna's 41 verified procedures is near 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. Yenna Compares
Procedure volume compared to the Idaho state average.
Contact & Location
Meridian, ID 83642
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Yenna's Medicare-recorded procedure volume has trended upward over 5 years, increasing 357% from 14 procedures in 2017 to 64 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.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
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 Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
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. Yenna
How does Dr. Yenna's procedure volume compare to other Idaho surgeons?
Dr. Yenna has performed 64 Medicare-verified joint replacement procedures. This is in line with the Idaho average of 57 procedures per surgeon. Dr. Yenna ranks #22 out of 69 orthopedic surgeons in Idaho.
What types of joint replacement does Dr. Yenna perform?
Dr. Yenna's Medicare data shows procedures in knee replacement (41 cases) and hip replacement (23 cases).
How experienced is Dr. Yenna with knee replacement surgery?
Dr. Yenna ranks #19 in Idaho for knee replacement with 41 Medicare-verified procedures. This high ranking among 69 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Yenna in Meridian?
Yes. There are 3 orthopedic surgeons in Meridian 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 Idaho surgeons.
What does the Medicare data for Dr. Yenna 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. Yenna's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 64 procedures shown here.
Has Dr. Yenna's procedure volume changed over time?
Yes. Dr. Yenna's Medicare-recorded volume has increased from 14 procedures in 2017 to 64 in the most recent data, a 357% increase over 5 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 64 procedures in 2023.
Does Dr. Yenna perform more than one type of joint replacement?
Yes. Dr. Yenna's Medicare data shows procedures in knee replacement (41 cases), hip replacement (23 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Yenna affiliated with?
According to CMS facility affiliation data, Dr. Yenna is affiliated with St Luke'S Regional Medical Center, St Luke'S Nampa Medical Center, St Luke'S Elmore Medical Center.
How does Dr. Yenna compare to other orthopedic surgeons in Meridian?
Among the 3 orthopedic surgeons in Meridian, Dr. Yenna ranks #1 by total Medicare procedure volume. Dr. Yenna has the highest verified Medicare volume in the city.
What are the quality ratings for hospitals where Dr. Yenna practices?
St Luke'S Regional Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); St Luke'S Nampa Medical Center (4 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.
Other Orthopedic Surgeons in Meridian, Idaho
Dr. Yenna's 64 Medicare procedures are above the Meridian average of 38. The table below compares verified procedure volumes for orthopedic surgeons practicing in Meridian.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Jesse Chlebeck | 40 | Hip, Knee |
| Dr. Corbett Winegar | 11 | Knee |
Patient Reviews & Ratings
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