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

Diane L Ozog, MD

Individual provider Pediatric Allergy/Immunology Physician · NPI 1972647154

Diane L Ozog, MD is an Allergy/Immunology in Naperville, Illinois. Graduated from Chicago College of Medicine and Surgery in 1982, 44 years ago. Practices with Diane L Ozog, Mdsc, a 2-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
44
Trained at
Chicago College of Medicine and Surgery
Licensed in
IL
In the registry since
2007
Specialties on file
2
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

1331 W 75th St Ste 303
Naperville, IL 60540-9311
Phone: (630) 652-0606
Fax: (630) 652-9900
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 036067853 (IL)
Pediatric Allergy/Immunology Physician Taxonomy 2080P0201X · Licence 036067853 (IL)

Record details

NPI number1972647154
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 19, 2007
Last updated in NPPESOctober 3, 2018
Mailing address1331 W 75th St Ste 303, Naperville, IL 60540-9311

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolCHICAGO COLLEGE OF MEDICINE AND SURGERY
Graduated 1982 (44 years in practice)
Group practice Diane L Ozog, Mdsc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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