Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Thomas A Aller, O.D.
Optometrist in San Bruno, CA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1366431330
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. Thomas A Aller
Credential O.D.
Sex Male
Practice address 648 Jenevein Ave, San Bruno, CA, 94066
Phone (650) 871-1816
Fax (650) 871-0164
Enumeration date Oct 20, 2005
Last updated in NPPES May 25, 2025
Taxonomy & licenses
152WC0802X Corneal and Contact Management Optometrist Eye and Vision Services Providers · License 7684T (CA) Secondary
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.
Frequently asked questions
What is the NPI number for Thomas Aller?
The National Provider Identifier (NPI) for Thomas Aller is 1366431330, a Type 1 (individual) record in the CMS NPPES registry.
Where does Thomas Aller practice?
The practice location on file with NPPES is in San Bruno, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-05-25.