NPPES file of Aug 9, 2026

Marian Tay

Pharmacist · San Jose, CA

Marian Tay is a pharmacist with a practice address in San Jose, California, and NPI 1689118069, issued on Dec 5, 2016. Check the license (California 76016, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689118069
Name
Marian Tay
Primary taxonomy
Pharmacist 183500000X
License number
76016 CA
Self-reported in NPPES; status is on the state search
Practice location
1795 E Capitol Expy, San Jose, CA 95121
Phone
(408) 238-5890
Enumerated
Dec 5, 2016
Record last updated
Dec 5, 2016 (not updated in 10 years: call before relying on the address or phone)
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 1795 E Capitol Expy

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

  1. Katie Le, RPHPharmacist1538443627
  2. Thi Pham, PHARMACISTPharmacist1871877951
  3. Alexandra TranPharmacist1417230871

Verify Marian Tay 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 76016
    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.

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Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs

36 Medicare Part D claims for 34 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Marian Tay36
  2. Specialty average119

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Arexvy25 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Marian Tay among 32,533 pharmacist records in California

Marian Tay is one of 32,533 pharmacist records with a practice address in California. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 47% of them.

  • NPI issued2016 · 47% of these records are older, 47% newer
  • In a Medicare fileYes · 15% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2016 · 76% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

893 pharmacist records list a practice address in San Jose

They are 893 of the 20,925 NPPES records with a practice address in San Jose, and 32,533 pharmacist records in California.

The 8 pharmacist records with the nearest ZIP codes

  1. Bao-Anh Dinh, RPHSan Jose, CA 951211215195110
  2. Nam Do, PHARM.D.San Jose, CA 951211669523494
  3. Janice Gange, PHARM.D.San Jose, CA 951211417236993
  4. Dongthu Lam, PHARM.D.San Jose, CA 951211619041019
  5. Tram Le, PHARMDSan Jose, CA 951211700104742
  6. Katie Le, RPHSan Jose, CA 951211538443627
  7. Bay Nguyen, RPHSan Jose, CA 951211740276195
  8. Oanh Nguyen, DOCTOR OF PHARMACYSan Jose, CA 951211326235268

Common questions

What is Marian Tay's NPI number?

Marian Tay's National Provider Identifier (NPI) is 1689118069, issued on Dec 5, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Marian Tay located?

The NPPES record lists a practice address at 1795 E Capitol Expy, San Jose, CA, 95121. Phone: (408) 238-5890. Providers update this record themselves, so call before visiting.

How can I verify Marian Tay's license?

NPPES lists California license number 76016, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Marian Tay prescribe under Medicare Part D?

In 2024, Marian Tay had 36 Medicare Part D claims for 34 beneficiaries; the average among pharmacist prescribers was 119. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.