Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Anthony James Guinn, D.D.S.
Dentist in Brookline, MA · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1457729279
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Registry record
Entity type Individual (Type 1)
Name Anthony James Guinn
Credential D.D.S.
Sex Male
Practice address 1077 Beacon St, Apt 8, Brookline, MA, 02446
Phone (616) 822-2373
Enumeration date Sep 10, 2015
Last updated in NPPES Sep 10, 2015
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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.
Frequently asked questions
Where does Anthony Guinn practice?
The practice location on file with NPPES is in Brookline, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Anthony Guinn?
The National Provider Identifier (NPI) for Anthony Guinn is 1457729279, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-09-10.