Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John L. Reilly, MD

Individual provider Adult Reconstructive Orthopaedic Surgery Physician · NPI 1396731014

John L. Reilly, MD is an Orthopedic Surgery in Naperville, Illinois. Graduated from Northwestern University Feinberg Medical School in 1983, 43 years ago. Practices with Dupage Medical Group Ltd, a 1,328-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
43
Trained at
Northwestern University Feinberg Medical School
Licensed in
IL
In the registry since
2005
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1259 Rickert Dr Ste 101
Naperville, IL 60540-8902
Phone: (630) 355-1300
Fax: (630) 355-3273
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 036070447 (IL)
Adult Reconstructive Orthopaedic Surgery Physician Taxonomy 207XS0114X · Licence 036070447 (IL)
Sports Medicine (Orthopaedic Surgery) Physician Taxonomy 207XX0005X · Licence 036070447 (IL)

Record details

NPI number1396731014
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 27, 2005
Last updated in NPPESAugust 18, 2023
Certification dateAugust 18, 2023
Mailing addressPo Box 713260, Chicago, IL 60677-1260

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1983 (43 years in practice)
Group practice Dupage Medical Group Ltd — 1328 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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