Registry data as of Aug 27, 2026

Diana Treadway

Pharmacist · El Cerrito, CA

Diana Treadway is a pharmacist with a practice address in El Cerrito, California, and NPI 1336704386, issued on May 6, 2019. Check the license 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
1336704386
Name
Diana Treadway
Primary taxonomy
Pharmacist 183500000X
Practice location
10650 San Pablo Ave, El Cerrito, CA 94530
Phone
(520) 527-3210
Enumerated
May 6, 2019
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 10650 San Pablo Ave

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

  1. Anwar FaranssoPharmacist1518558501
  2. Joy HwangPharmacist1891220737

Verify Diana Treadway in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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 →

20 pharmacist records list a El Cerrito practice address

They are 20 of the 384 NPPES records with a El Cerrito practice address, and 32,698 pharmacist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 20 in El Cerrito → All 32,698 in California → Every provider in El Cerrito →

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 Diana Treadway's NPI number?

Diana Treadway's National Provider Identifier (NPI) is 1336704386, issued on May 6, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Diana Treadway located?

The NPPES record lists a practice address at 10650 San Pablo Ave, El Cerrito, CA, 94530. Phone: (520) 527-3210. Providers update this record themselves, so call before visiting.

How can I verify Diana Treadway's license?

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.

Compiled from official public sources by the editorial process.

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.