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Benjamin Philip Warren

Anesthesiology Physician in Chicago, IL · enumerated 2021.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1780352468

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Registry record

Entity type Individual (Type 1)
Name Benjamin Philip Warren
Sex Male
Practice address 836 W Wellington Ave, Chicago, IL, 60657
Phone (773) 975-1600
Enumeration date Aug 30, 2021
Last updated in NPPES Jun 29, 2026

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 125.081549 (IL) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Benjamin Warren?
The National Provider Identifier (NPI) for Benjamin Warren is 1780352468, a Type 1 (individual) record in the CMS NPPES registry.
Where does Benjamin Warren practice?
The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-29.