Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Theodore N Gillette, O.D.

Optometrist in Largo, FL · enumerated 2005 · practices at Tb Eyecare PA.

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

National Provider Identifier

1851392666

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Registry record

Entity type Individual (Type 1)

Name Dr. Theodore N Gillette

Credential O.D.

Sex Male

Practice address 11650 131st St, Largo, FL, 33774

Phone (727) 489-0500

Fax (727) 489-0508

Enumeration date Aug 2, 2005

Last updated in NPPES Feb 3, 2016

Taxonomy & licenses

152W00000X Optometrist Eye and Vision Services Providers · License OPC1574 (FL) Primary

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

Other identifiers

Identifier	Type	State	Issuer
620866500	Medicaid	FL	-

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 Theodore Gillette?

The National Provider Identifier (NPI) for Theodore Gillette is 1851392666, a Type 1 (individual) record in the CMS NPPES registry.

Where does Theodore Gillette practice?

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

Other providers at this practice address

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Tb Eyecare PA Optometrist · Largo, FL NPI 1538525266

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-02-03.