Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Brennan M Thornton

Dentist in Burlington, VT · enumerated 2006.

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

National Provider Identifier

1538255864

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Registry record

Entity type Individual (Type 1)

Name Brennan M Thornton

Sex Male

Practice address 617 Riverside Ave, Burlington, VT, 05401

Phone (802) 864-6309

Fax (802) 652-1087

Enumeration date Oct 5, 2006

Last updated in NPPES Aug 25, 2010

Taxonomy & licenses

122300000X Dentist Dental Providers · License 160000530 (VT) Primary

Other identifiers

Identifier	Type	State	Issuer
0001750	Medicaid	VT	-
160000530	Other	VT	STATE LICENSE

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 Brennan Thornton?

The National Provider Identifier (NPI) for Brennan Thornton is 1538255864, a Type 1 (individual) record in the CMS NPPES registry.

Where does Brennan Thornton practice?

The practice location on file with NPPES is in Burlington, VT. 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 2010-08-25.