Dr. James Leonard, MD

Orthopedic Surgery
20 procedures 2 hospitals Oak Lawn, IL
Latest available Medicare data — updated April 2026

Contact & Location

Phone: 708-226-3300
Practice phone listed in the NPI registry
4220 W 95th St Ste 100
Oak Lawn, IL 60453
NPI: 1710154331
Credentials: MD
Active Medicare provider (NPI verified)
18 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Sports medicine specialist
Contact information available
Find Practice on Google Maps
Shoulder replacement recovery kit Slings, cold therapy, and adaptive clothing for recovery
National Comparison by Procedure
Shoulder 20 vs 29 avg (2,213 surgeons)

Dr. James Leonard is a board-certified orthopedic surgeon practicing in Oak Lawn, Illinois. A Medicare provider since 2008, Dr. Leonard has performed 20 Medicare-verified shoulder replacements, ranking #47 in Illinois.

In Illinois, Dr. Leonard performs below average in shoulder (20 vs 27 avg).

Dr. Leonard's Medicare data shows a focused shoulder replacement practice with 20 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.

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

Medicare records for Dr. Leonard extend back to 2016, covering 9 years of data. Over that period, recorded procedure volume increased from 17 to 20 in the most recent data, a 18% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Leonard's 20 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 Medicare Cases

Shoulder Replacement
20 verified cases
#47 in Illinois
Estimated total: 50 – 60 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. Leonard Compares

Procedure volume compared to the Illinois state average.

Shoulder Below Avg
20 Avg: 27
Dr. Leonard Illinois Average

Volume Trend Analysis

Dr. Leonard's Medicare-recorded procedure volume has trended upward over 9 years, increasing 18% from 17 procedures in 2016 to 20 in the most recent data.

Years of Data 9
2024 Volume 20
Peak Volume 33 (2019)
Trend Growing

Hospital Affiliations & Quality

H
Advocate Christ Hospital & Medical Center
3/5
Oak Lawn, IL
Similar to national avg
H
Uchicago Medicine Adventhealth La Grange
5/5
La Grange, 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.

Patient Resources: Preparing for Shoulder Replacement

If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:

Shoulder Replacement Recovery Overview

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

Week 1-3 Arm in a sling for protection. Gentle pendulum exercises under therapist guidance. Focus on pain management and wound care.
Week 4-6 Gradual sling weaning. Begin passive and active-assisted range-of-motion exercises. Light daily activities resume.
Week 7-12 Active range-of-motion exercises. Light strengthening begins. Most patients can drive and perform desk work.
Month 4-6 Progressive strengthening continues. Return to most activities. Full recovery may take 6-12 months for complete shoulder strength.

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. Leonard

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

Dr. Leonard has performed 20 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. Leonard ranks #255 out of 316 orthopedic surgeons in Illinois.

What types of joint replacement does Dr. Leonard perform?

Dr. Leonard's reported Medicare volume is focused on shoulder replacement, with 20 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Leonard in Oak Lawn?

Yes. There are 4 orthopedic surgeons in Oak Lawn 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. Leonard 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. Leonard's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 20 procedures shown here.

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

Yes. Dr. Leonard's Medicare-recorded volume has increased from 17 procedures in 2016 to 20 in the most recent data, a 18% increase over 9 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 33 procedures in 2019.

Which hospitals is Dr. Leonard affiliated with?

According to CMS facility affiliation data, Dr. Leonard is affiliated with Advocate Christ Hospital & Medical Center, Uchicago Medicine Adventhealth La Grange.

How does Dr. Leonard compare to other orthopedic surgeons in Oak Lawn?

Among the 4 orthopedic surgeons in Oak Lawn, Dr. Leonard ranks #3 by total Medicare procedure volume. Dr. Leonard is among the highest-volume surgeons in Oak Lawn.

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

Advocate Christ Hospital & Medical Center (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Uchicago Medicine Adventhealth La Grange (5 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 Oak Lawn, Illinois

Dr. Leonard's 20 Medicare procedures are below the Oak Lawn average of 28. The table below compares verified procedure volumes for orthopedic surgeons practicing in Oak Lawn.

SurgeonProceduresSpecialties
Dr. Harun Durudogan 37 Hip, Knee
Dr. Daniel Troy 34 Hip, Knee
Dr. Shane Mehta 19 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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. James Leonard, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/il/dr-james-leonard-oak-lawn.html

Link: https://orthoprocedures.com/surgeons/il/dr-james-leonard-oak-lawn.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.