#7 Hip
#32 Knee

Dr. Justin Lareau

Orthopedic Surgery
207 procedures 4 hospitals Westmont, IL
Latest available Medicare data — updated April 2026
Rising Star Top 10% Nationally
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 103 vs 36 avg (4,526 surgeons)
Knee 104 vs 45 avg (6,720 surgeons)

Dr. Justin Lareau is a board-certified orthopedic surgeon practicing in Westmont, Illinois. A Medicare provider since 2007, Dr. Lareau has performed 104 Medicare-verified knee replacements (#32 in Illinois) and 103 hip replacements, for a combined total of 207 procedures.

In Illinois, Dr. Lareau performs well above average in knee (104 vs 51 avg), well above average in hip (103 vs 38 avg).

Dr. Lareau's reported Medicare volume is split between knee replacements (104 cases) and hip replacements (103 cases).

Westmont is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Westmont area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Lareau extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 70 to 207 in the most recent data, a 196% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Lareau's 104 verified procedures is more than 2x the national average of 45.

Verified Medicare Cases

Knee Replacement
104 verified cases
#32 in Illinois
Hip Replacement
103 verified cases
#7 in Illinois
Estimated total: 560 – 630 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. Lareau Compares

Procedure volume compared to the Illinois state average.

Hip Very High
103 Avg: 38
Knee Very High
104 Avg: 51
Dr. Lareau Illinois Average

Contact & Location

Phone: 630-920-2350
1010 Executive Dr
Westmont, IL 60559
NPI: 1992915805
Active Medicare provider (NPI verified)
19 years of practice experience
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Lareau's Medicare-recorded procedure volume has trended upward over 11 years, increasing 196% from 70 procedures in 2013 to 207 in the most recent data.

Years of Data 11
2023 Volume 207
Peak Volume 207 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Uchicago Medicine Adventhealth La Grange
★★★★★
La Grange, IL
Similar to national avg
H
Uchicago Medicine Adventhealth Hinsdale
★★★★☆
Hinsdale, IL
H
Advocate Good Samaritan Hospital
★★★★☆
Downers Grove, IL
Similar to national avg
H
Uchicago Medicine Adventhealth Bolingbrook
★★★★☆
Bolingbrook, IL
Low case volume

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. Lareau

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

Dr. Lareau has performed 207 Medicare-verified joint replacement procedures. This is more than 3x the Illinois average of 69 procedures per surgeon. Dr. Lareau ranks #14 out of 323 orthopedic surgeons in Illinois.

What types of joint replacement does Dr. Lareau perform?

Dr. Lareau's Medicare data shows procedures in knee replacement (104 cases) and hip replacement (103 cases).

Are there other orthopedic surgeons near Dr. Lareau in Westmont?

Yes. There are 4 orthopedic surgeons in Westmont 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. Lareau 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. Lareau's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 207 procedures shown here.

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

Yes. Dr. Lareau's Medicare-recorded volume has increased from 70 procedures in 2013 to 207 in the most recent data, a 196% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 207 procedures in 2023.

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

Yes. Dr. Lareau's Medicare data shows procedures in knee replacement (104 cases), hip replacement (103 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Lareau affiliated with?

According to CMS facility affiliation data, Dr. Lareau is affiliated with Uchicago Medicine Adventhealth La Grange, Uchicago Medicine Adventhealth Hinsdale, Advocate Good Samaritan Hospital, Uchicago Medicine Adventhealth Bolingbrook.

How does Dr. Lareau compare to other orthopedic surgeons in Westmont?

Among the 4 orthopedic surgeons in Westmont, Dr. Lareau ranks #1 by total Medicare procedure volume. Dr. Lareau has the highest verified Medicare volume in the city.

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

Uchicago Medicine Adventhealth La Grange (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Uchicago Medicine Adventhealth Hinsdale (4 out of 5 CMS stars); Advocate Good Samaritan Hospital (4 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.

Other Orthopedic Surgeons in Westmont, Illinois

Dr. Lareau's 207 Medicare procedures are above the Westmont average of 62. The table below compares verified procedure volumes for orthopedic surgeons practicing in Westmont.

SurgeonProceduresSpecialties
Dr. Andrew Riff 15 Shoulder
Dr. Vijay Thangamani 13 Hip
Dr. Gregory Dairyko 11 Knee

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. Justin Lareau -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/il/dr-justin-lareau-westmont.html

Link: https://orthoprocedures.com/surgeons/il/dr-justin-lareau-westmont.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.