Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Addison James Korzun, PA-C

Physician Assistant in Chicago, IL · enumerated 2010.

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

National Provider Identifier

1831409069

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Registry record

Entity type Individual (Type 1)

Name Addison James Korzun

Credential PA-C

Sex Male

Practice address 675 N Saint Clair St, Ste 20-250, Chicago, IL, 60611

Phone (312) 695-8143

Enumeration date Oct 21, 2010

Last updated in NPPES Apr 13, 2017

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 085005938 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Addison Korzun practice?

The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Addison Korzun?

The National Provider Identifier (NPI) for Addison Korzun is 1831409069, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-04-13.