#129 Hip
#171 Knee

Dr. Joseph Thometz, M.D.

Orthopedic Surgery
44 procedures 1 hospital Flossmoor, IL
Latest available Medicare data — updated April 2026
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 18 vs 36 avg (4,526 surgeons)
Knee 26 vs 45 avg (6,720 surgeons)

Dr. Joseph Thometz is a board-certified orthopedic surgeon practicing in Flossmoor, Illinois. A Medicare provider since 2005, Dr. Thometz has performed 26 Medicare-verified knee replacements (#171 in Illinois) and 18 hip replacements, for a combined total of 44 procedures.

In Illinois, Dr. Thometz performs below average in knee (26 vs 51 avg), below average in hip (18 vs 38 avg).

Dr. Thometz's reported Medicare volume is split between knee replacements (26 cases) and hip replacements (18 cases).

Dr. Thometz is the only orthopedic surgeon in Flossmoor represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.

Dr. Thometz's Medicare data spans 11 years, beginning in 2013. Volume peaked at 81 procedures in 2019 before settling at 44 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

Dr. Thometz's 26 knee replacement procedures is below the national average of 45 among 6,720 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Knee Replacement
26 verified cases
#171 in Illinois
Hip Replacement
18 verified cases
#129 in Illinois
Estimated total: 120 – 130 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
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. Thometz Compares

Procedure volume compared to the Illinois state average.

Hip Below Avg
18 Avg: 38
Knee Below Avg
26 Avg: 51
Dr. Thometz Illinois Average

Contact & Location

Phone: 708-647-7565
19550 Governors Hwy Suite 1400
Flossmoor, IL 60422
NPI: 1114915063
Credentials: M.D.
Active Medicare provider (NPI verified)
21 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Thometz's recorded volume peaked at 81 procedures in 2019 and stood at 44 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 11
2023 Volume 44
Peak Volume 81 (2019)
Trend Declining

Hospital Affiliations & Quality

H
Ingalls Memorial Hospital
★☆☆☆☆
Harvey, IL
Similar to national avg

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.

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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. Thometz

How does Dr. Thometz's procedure volume compare to other Illinois surgeons?

Dr. Thometz has performed 44 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. Thometz ranks #169 out of 323 orthopedic surgeons in Illinois.

What types of joint replacement does Dr. Thometz perform?

Dr. Thometz's Medicare data shows procedures in knee replacement (26 cases) and hip replacement (18 cases).

Where is Dr. Thometz's practice located?

Dr. Thometz practices in Flossmoor, Illinois. The office is located at 19550 Governors Hwy Suite 1400, Flossmoor, IL 60422. Patients in the surrounding area can consult Dr. Thometz for joint replacement evaluation.

What does the Medicare data for Dr. Thometz 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. Thometz's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 44 procedures shown here.

Has Dr. Thometz's procedure volume changed over time?

Dr. Thometz's Medicare-recorded volume peaked at 81 procedures in 2019 and was 44 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.

Does Dr. Thometz perform more than one type of joint replacement?

Yes. Dr. Thometz's Medicare data shows procedures in knee replacement (26 cases), hip replacement (18 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Thometz affiliated with?

According to CMS facility affiliation data, Dr. Thometz is affiliated with Ingalls Memorial Hospital.

What are the quality ratings for hospitals where Dr. Thometz practices?

Ingalls Memorial Hospital (1 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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Joseph Thometz, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/il/dr-joseph-thometz-flossmoor.html

Link: https://orthoprocedures.com/surgeons/il/dr-joseph-thometz-flossmoor.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.