Individual provider · Type 1 NPI

Ayaz Gen, DO

Hospitalist Physician · Chicago, IL

NPI number 1508447061 Active

Practice location

5145 N California Ave
Chicago, IL 60625-3661

Call (773) 989-3833 Map

Fax (773) 878-3753

Mailing address

2650 Ridge Ave Ste 1223
Evanston, IL 60201-1700

Other practice locations

  • 2751 W Winona St, Chicago, IL 60625-2508 · (773) 878-8200

Specialties and licenses

TaxonomyCodeLicense
Critical Care Medicine (Internal Medicine) Physician 207RC0200X036171094 (IL)
Hospitalist Physician Primary 208M00000X036171094 (IL)
Internal Medicine Physician 207R00000X036.171094 (IL)

Hospitalist Physician: Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

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About NPI 1508447061

Ayaz Gen, DO's National Provider Identifier is 1508447061, issued on Apr 16, 2021. The primary taxonomy on file is Hospitalist Physician (208M00000X), and the practice location is in Chicago, IL. The record was last updated on Oct 20, 2026.