Dr. John Gillen, M.D.
Dr. John Gillen is a board-certified orthopedic surgeon practicing in Grandview, Missouri. A Medicare provider since 2005, Dr. Gillen has completed 49 knee replacements (#41 in Missouri), 26 shoulder replacements, and 14 hip replacements, totaling 89 Medicare-verified procedures.
In Missouri, Dr. Gillen performs near average in knee (49 vs 43 avg), near average in shoulder (26 vs 30 avg), below average in hip (14 vs 30 avg).
Dr. Gillen performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is knee replacements (49 cases), followed by shoulder replacements (26) and hip replacements (14).
Dr. Gillen is the only orthopedic surgeon in Grandview 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. Gillen extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 17 to 89 in the most recent data, a 424% increase. This sustained growth reflects an expanding joint replacement practice.
Among 6,720 knee replacement surgeons tracked nationally, Dr. Gillen's 49 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. Gillen Compares
Procedure volume compared to the Missouri state average.
Contact & Location
Grandview, MO 64030
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Gillen's Medicare-recorded procedure volume has trended upward over 11 years, increasing 424% from 17 procedures in 2013 to 89 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. Gillen
How does Dr. Gillen's procedure volume compare to other Missouri surgeons?
Dr. Gillen has performed 89 Medicare-verified joint replacement procedures. This is significantly above the Missouri average of 56 procedures per surgeon. Dr. Gillen ranks #38 out of 199 orthopedic surgeons in Missouri.
What types of joint replacement does Dr. Gillen perform?
Dr. Gillen performs all three major joint replacement procedures: knee replacement (49 cases), shoulder replacement (26 cases), hip replacement (14 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.
Where is Dr. Gillen's practice located?
Dr. Gillen practices in Grandview, Missouri. The office is located at 900 Main St, Grandview, MO 64030. Patients in the surrounding area can consult Dr. Gillen for joint replacement evaluation.
What does the Medicare data for Dr. Gillen 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. Gillen's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 89 procedures shown here.
Has Dr. Gillen's procedure volume changed over time?
Yes. Dr. Gillen's Medicare-recorded volume has increased from 17 procedures in 2013 to 89 in the most recent data, a 424% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 89 procedures in 2023.
Does Dr. Gillen perform more than one type of joint replacement?
Yes. Dr. Gillen's Medicare data shows procedures in knee replacement (49 cases), shoulder replacement (26 cases), hip replacement (14 cases). Performing all three major joint replacements places Dr. Gillen among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.
Which hospitals is Dr. Gillen affiliated with?
According to CMS facility affiliation data, Dr. Gillen is affiliated with University Of Kansas Hlth System St Francis Campus. Dr. Gillen maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
What are the quality ratings for hospitals where Dr. Gillen practices?
University Of Kansas Hlth System St Francis Campus (2 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.
Patient Reviews & Ratings
OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:
These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.