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

Dr. John K. Lee, MD

Individual provider Family Medicine Physician · NPI 1265449722

Dr. John K. Lee, MD is an Internal Medicine in Naperville, Illinois. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 2001, 25 years ago. Practices with Dupage Medical Group Ltd, a 1,328-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
25
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IL
In the registry since
2006
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

1220 Hobson Rd 204
Naperville, IL 60540-8139
Phone: (630) 416-7766
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036-110235 (IL)
Family Medicine Physician Taxonomy 207Q00000X · Licence 036-110235 (IL)
Pediatrics Physician Taxonomy 208000000X · Licence 036-110235 (IL)

Record details

NPI number1265449722
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 1, 2006
Last updated in NPPESJanuary 25, 2011
Mailing address1860 Paysphere Cir, Chicago, IL 60674-0018

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 2001 (25 years in practice)
Group practice Dupage Medical Group Ltd — 1328 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations9 on file with Medicare

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