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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JANET CUDAHY M.D,.
NPI 1699722496
Internal Medicine in Chicago, IL

Active since May 27, 2006
3000 N HALSTED ST, SUITE 209B, CHICAGO, IL 60657(773) 296-3500(773) 296-3537 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Janet Cudahy M.d,. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JANET CUDAHY M.D,. (NPI 1699722496) is an individual internal medicine provider in Chicago, Illinois and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1699722496
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. JANET CUDAHYCredential: M.D,.
Location Address3000 N HALSTED ST, SUITE 209BChicago, IL 60657-5188
Mailing Address608 Arbor Vitae RdWinnetka, IL 60093-2304 · (847) 441-8886
Phone(773) 296-3500
Fax(773) 296-3537
Sole ProprietorNo
Enumeration DateMay 27, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1699722496 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3000 N HALSTED ST, Chicago, IL 60657
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ADAJAR SURGICAL, S.C.
Surgery
3000 N HALSTED ST, SUITE 500
CHICAGO, IL 60657
Cook County (773) 310-3316
AMANDA ALLRED MS, GC
Genetic Counselor, MS
3000 N HALSTED ST
CHICAGO, IL 60657
Cook County (773) 296-6666
MARK PIETZ D.P.M.
Podiatrist
3000 N HALSTED ST, SUITE 821
CHICAGO, IL 60657
Cook County (773) 296-7160
LEVINE GYNECOLOGY OF CHICAGO, S.C.
Obstetrics & Gynecology (Gynecology)
3000 N HALSTED ST, SUITE 625
CHICAGO, IL 60657
Cook County (773) 296-3450
PAUL BERNARD RINGEL M.D.
Internal Medicine
3000 N HALSTED ST, SUITE 509
CHICAGO, IL 60657
Cook County (773) 296-5090
WHITNEY FRITZIE PA
Physician Assistant
3000 N HALSTED ST, SUITE 320
CHICAGO, IL 60657
Cook County (773) 296-3636
DR. SILVIA BICALHO M.D.
Obstetrics & Gynecology
3000 N HALSTED ST
CHICAGO, IL 60657
Cook County (773) 296-3300
CHICAGO ANESTHESIOLOGY PAIN SPECIALISTS LLC
Anesthesiology (Pain Medicine)
3000 N HALSTED ST
CHICAGO, IL 60657
Cook County (773) 296-7937

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Janet Cudahy's NPI number?

The NPI number for Janet Cudahy is 1699722496. It was assigned to this individual provider in the NPPES registry on May 27, 2006.

Where is Janet Cudahy located?

Janet Cudahy practices at 3000 N Halsted St Suite 209B, Chicago, IL 60657. The listed phone number is (773) 296-3500.

What is Janet Cudahy's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Janet Cudahy was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.