Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Andersen Irvin Grigg, DO

Diagnostic Radiology Physician in Lexington, KY · enumerated 2010.

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

National Provider Identifier

1437467354

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Registry record

Entity type Individual (Type 1)

Name Andersen Irvin Grigg

Credential DO

Sex Male

Practice address University of Kentucky and Affiliates, 800 Rose St., Lexington, KY, 40536

Phone (859) 332-5000

Enumeration date Sep 14, 2010

Last updated in NPPES Sep 14, 2010

Taxonomy & licenses

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License R1686 (KY) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

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

What is the NPI number for Andersen Grigg?

The National Provider Identifier (NPI) for Andersen Grigg is 1437467354, a Type 1 (individual) record in the CMS NPPES registry.

Where does Andersen Grigg practice?

The practice location on file with NPPES is in Lexington, KY. 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 2010-09-14.