James LeonardMD
Orthopedic Surgery·Oak Lawn, IL
James Leonard, MD is an Orthopedic Surgery provider in Oak Lawn, IL affiliated with 1 ambulatory surgery center in IL, as of July 2026.
- NPI1710154331
- Registered2008
- Centers1
- StateIL
- Class of2006
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
James Leonard at a glance
- Provider
- James Leonard
- Credential
- MD
- Specialty
- Orthopedic Surgery
- Procedures
- Orthopedic Surgery CPT codes
- Location
- Oak Lawn, IL
- Medical school
- Northwestern University Feinberg Medical School
- Graduated
- 2006
- NPI registered
- 2008
- NPI
- 1710154331
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does James Leonard practice?
James Leonard, MD is based in Oak Lawn, IL and is affiliated with 1 ambulatory surgery center: Silver Cross Ambulatory Surgery Center LLC Dba Silver Cross Surgery Center in New Lenox, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is James Leonard's NPI number?
James Leonard's National Provider Identifier (NPI) is 1710154331, registered in 2008. Specialty on record: Orthopedic Surgery; credential MD.
Where did James Leonard go to medical school?
James Leonard, MD attended Northwestern University Feinberg Medical School, graduating in 2006.
How many Orthopedic Surgery providers in Illinois work at ambulatory surgery centers?
143 Orthopedic Surgery surgeons and proceduralists in Illinois are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, James Leonard among them. The Illinois Orthopedic Surgery directory lists each one by city with credential, NPI, and center affiliations.
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