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

Dr. Madinah Janssen, MD

Individual provider Internal Medicine Physician · NPI 1093456717

Dr. Madinah Janssen, MD is a Hospitalist in Oak Lawn, Illinois. Qualified in 2021, 5 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
5
Licensed in
IL
In the registry since
2022
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

4440 W 95th St Ste 1128M
Oak Lawn, IL 60453-2600
Phone: (312) 609-0300
Fax: (708) 684-3070
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3134 N Clark St, Chicago, IL 60657-4414 — (312) 766-4949

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036-175949 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125.079682 (IL)

Record details

NPI number1093456717
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 5, 2022
Last updated in NPPESAugust 25, 2025
Certification dateAugust 25, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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