Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Brett Stark, B.S. PHARMACY
Pharmacist in San Mateo, CA · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1871861039
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Registry record
Entity type Individual (Type 1)
Name Mr. Brett Stark
Credential B.S. PHARMACY
Sex Male
Practice address 151 E 3rd Ave, San Mateo, CA, 94401
Phone (650) 346-8721
Fax (650) 348-4237
Enumeration date Dec 2, 2011
Last updated in NPPES Dec 2, 2011
Taxonomy & licenses
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 Brett Stark practice?
The practice location on file with NPPES is in San Mateo, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Brett Stark?
The National Provider Identifier (NPI) for Brett Stark is 1871861039, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-12-02.