Dr. Geoffrey Van Thiel, MD
Contact & Location
Rockford, IL 61107
Dr. Geoffrey Van Thiel is a board-certified orthopedic surgeon practicing in Rockford, Illinois. Dr. Van Thiel has performed 13 Medicare-verified shoulder replacements, ranking #67 in Illinois.
In Illinois, Dr. Van Thiel performs below average in shoulder (13 vs 27 avg).
Dr. Van Thiel's Medicare data shows a focused shoulder replacement practice with 13 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.
Rockford is home to 8 orthopedic surgeons in the current Medicare dataset. Patients in the Rockford area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Van Thiel first appears in the Medicare dataset in 2020. With 2 years of recorded data, the longitudinal trend is still developing.
Dr. Van Thiel's 13 shoulder replacement procedures is below the national average of 29 among 2,213 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. Van Thiel Compares
Procedure volume compared to the Illinois state average.
Volume Trend Analysis
Dr. Van Thiel has 2 years of Medicare procedure data beginning in 2020. Additional years of data will provide a clearer picture of volume trends.
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 Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
A 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.
Shoulder Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after shoulder replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Van Thiel
How does Dr. Van Thiel's procedure volume compare to other Illinois surgeons?
Dr. Van Thiel has performed 13 Medicare-verified joint replacement procedures. The Illinois average is 69 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Van Thiel ranks #298 out of 316 orthopedic surgeons in Illinois.
What types of joint replacement does Dr. Van Thiel perform?
Dr. Van Thiel's reported Medicare volume is focused on shoulder replacement, with 13 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Van Thiel in Rockford?
Yes. There are 8 orthopedic surgeons in Rockford 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 Illinois surgeons.
What does the Medicare data for Dr. Van Thiel 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. Van Thiel's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 13 procedures shown here.
Which hospitals is Dr. Van Thiel affiliated with?
According to CMS facility affiliation data, Dr. Van Thiel is affiliated with Saint Anthony Medical Center, Fhn Memorial Hospital.
How does Dr. Van Thiel compare to other orthopedic surgeons in Rockford?
Among the 8 orthopedic surgeons in Rockford, Dr. Van Thiel ranks #8 by total Medicare procedure volume. The highest-volume surgeon in Rockford has 210 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Van Thiel practices?
Saint Anthony Medical Center (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Fhn Memorial 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.
Other Orthopedic Surgeons in Rockford, Illinois
Dr. Van Thiel's 13 Medicare procedures are below the Rockford average of 96. The table below compares verified procedure volumes for orthopedic surgeons practicing in Rockford.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Mark Oyer | 210 | Hip, Knee |
| Dr. John Bottros | 173 | Hip, Knee |
| Dr. Jeremiah Pflederer | 100 | Hip, Knee |
| Dr. Mark Barba | 88 | Hip, Knee |
| Dr. Scott Trenhaile | 53 | Shoulder |
| Dr. Mathew Legel | 38 | Hip, Knee |
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.