Registry data as of Aug 27, 2026

Brett Stark, B.S. PHARMACY

Pharmacist · San Mateo, CA

Brett Stark, B.S. PHARMACY is a pharmacist with a practice address in San Mateo, California, and NPI 1871861039, issued on Dec 2, 2011. Check the license (California RPH44331, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1871861039
Name
Brett Stark
Credential
B.S. PHARMACY
Primary taxonomy
Pharmacist 183500000X
License number
RPH44331 CA
Self-reported in NPPES; status is on the state search
Practice location
151 E 3RD Ave, San Mateo, CA 94401
Phone
(650) 346-8721
Enumerated
Dec 2, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 151 E 3RD Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Hilda ChungPharmacist1679856090
  2. Stanley Huang, PHARM.D.Pharmacist1861011140
  3. Shanthini Natarajan, PHARM.D.Pharmacist1861931412
  4. Satinder SandhuPharmacist1538629340
  5. Eleanor Wong, PHARMDPharmacist1386914984

Verify Brett Stark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license RPH44331
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

84 pharmacist records list a San Mateo practice address

They are 84 of the 3,909 NPPES records with a San Mateo practice address, and 32,698 pharmacist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pharmacist records in California

  1. Caroline A-Haja, PHARM.D.San Pedro, CA1851664361
  2. Gayatri AachiLivermore, CA1235660754
  3. Adrian Karlos Aala, PHARMD, RPHHayward, CA1023955499
  4. Mahshid Aalam, PHARMDLos Angeles, CA1659086155
  5. Jaleh AaliiveliSan Ramon, CA1336629963
  6. Cassi Aarvig, RPHTracy, CA1023679941
  7. Meara Michi AbadOrange, CA1750181178
  8. Nader Abadier, RPHFontana, CA1326255647
  9. Samia Abadier, RPHFontana, CA1548742836
  10. Sandy Abadir, RPHChino Hills, CA1811644412

Common questions

What is Brett Stark, B.S. PHARMACY's NPI number?

Brett Stark, B.S. PHARMACY's National Provider Identifier (NPI) is 1871861039, issued on Dec 2, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Brett Stark, B.S. PHARMACY located?

The NPPES record lists a practice address at 151 E 3RD Ave, San Mateo, CA, 94401. Phone: (650) 346-8721. Providers update this record themselves, so call before visiting.

How can I verify Brett Stark, B.S. PHARMACY's license?

NPPES lists California license number RPH44331, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.