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Daniel Joseph Izewski

Daniel Joseph Izewski is a Physician Assistant provider (Physician Assistant) practicing in Downers Grove, IL, registered in the NPPES registry with NPI 1134749294 since 2020.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1134749294
Entity type Individual (Type 1)
Name Daniel Joseph Izewski
Sex Male
Practice address Downers Grove, IL, 60515
Phone 6393918322
Enumeration date 2020-04-19
Last updated in NPPES 2020-10-30

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
261QU0200X Urgent Care Clinic/Center Secondary 085.008027 IL
390200000X Student in an Organized Health Care Education/Training Program Secondary
363A00000X Physician Assistant Primary 085.008027 IL
Copy-ready billing details
Provider: Daniel Izewski
NPI: 1134749294
Taxonomy: 363A00000X (Physician Assistant)
Address: Downers Grove, IL, 60515

Verify this record

Cross-check NPI 1134749294 against the authoritative CMS record: view Daniel Joseph Izewski on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Daniel Izewski?
The National Provider Identifier (NPI) for Daniel Izewski is 1134749294, a Type 1 (individual) record in the CMS NPPES registry.
Where does Daniel Izewski practice?
The practice location on file with NPPES is in Downers Grove, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-10-30.