Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

David A Willingham, O.D.

Optometrist in Irving, TX · enumerated 2006.

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

National Provider Identifier

1750312120

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Registry record

Entity type Individual (Type 1)

Name David A Willingham

Credential O.D.

Sex Male

Practice address 3200 N Macarthur Blvd, Suite 200, Irving, TX, 75062

Phone (972) 258-7979

Fax (972) 570-5502

Enumeration date Jul 5, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

152W00000X Optometrist Eye and Vision Services Providers · License 2648T (TX) Primary

OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses. About the OD 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 David Willingham?

The National Provider Identifier (NPI) for David Willingham is 1750312120, a Type 1 (individual) record in the CMS NPPES registry.

Where does David Willingham practice?

The practice location on file with NPPES is in Irving, TX. 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 2007-07-08.