Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Gregory W Davis, MD

Anesthesiology Physician in Fort Smith, AR · enumerated 2006.

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

National Provider Identifier

1639259450

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Registry record

Entity type Individual (Type 1)

Name Dr. Gregory W Davis

Credential MD

Sex Male

Practice address 2301 S 56th St,, Suite 110, Fort Smith, AR, 72903

Phone (479) 452-1581

Fax (479) 452-2148

Enumeration date Oct 16, 2006

Last updated in NPPES May 9, 2012

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License N8315 (AR) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
122330001	Medicaid	AR	-

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 Gregory Davis?

The National Provider Identifier (NPI) for Gregory Davis is 1639259450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gregory Davis practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-05-09.