NPPES file of Aug 9, 2026

Matthew Quan Phan, PHARMD

Pharmacist · Mountain View, CA

Matthew Quan Phan, PHARMD is a pharmacist with a practice address in Mountain View, California, and NPI 1336617828, issued on Nov 2, 2018. Check the license (California 79762, 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
1336617828
Name
Matthew Quan Phan
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
79762 CA
Self-reported in NPPES; status is on the state search
Practice location
555 Showers Dr, Mountain View, CA 94040
Phone
(650) 965-0129
Enumerated
Nov 2, 2018
Record last updated
Nov 2, 2018 (not updated in 8 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 555 Showers Dr

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

  1. Stephanie Holgado, PHARM.DPharmacist1407133002
  2. Soo Ah KwonPharmacist1649932112
  3. Seethalakshmi Narayanan, PHARM DPharmacist1689960866

Verify Matthew Quan Phan 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 79762
    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

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

130 Medicare Part D claims for 102 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. Matthew Phan130
  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. Arexvy66 claims
  2. Shingrix37 claims
  3. Twinrix13 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.

Matthew Quan Phan among 32,533 pharmacist records in California

Matthew Quan Phan, PHARMD 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 2018, is newer than 61% of them.

  • NPI issued2018 · 61% of these records are older, 33% 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 updated2018 · 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).

85 pharmacist records list a practice address in Mountain View

They are 85 of the 2,467 NPPES records with a practice address in Mountain View, and 32,533 pharmacist records in California.

The 8 pharmacist records with the nearest ZIP codes

  1. Robert Blair, PHARM.D.Mountain View, CA 940401477677805
  2. Nevine Elmasry, B.SC.Mountain View, CA 940401851682603
  3. Cleo JongMountain View, CA 940401588955827
  4. Richa KhambeteMountain View, CA 940401912297540
  5. Jane Landers, PHARM.D.Mountain View, CA 940401205137429
  6. Carol Luc, PHARM DMountain View, CA 940401861604803
  7. Catherine MaiMountain View, CA 940401760703383
  8. Seethalakshmi Narayanan, PHARM DMountain View, CA 940401689960866

Common questions

What is Matthew Quan Phan, PHARMD's NPI number?

Matthew Quan Phan, PHARMD's National Provider Identifier (NPI) is 1336617828, issued on Nov 2, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Quan Phan, PHARMD located?

The NPPES record lists a practice address at 555 Showers Dr, Mountain View, CA, 94040. Phone: (650) 965-0129. Providers update this record themselves, so call before visiting.

How can I verify Matthew Quan Phan, PHARMD's license?

NPPES lists California license number 79762, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Matthew Quan Phan, PHARMD prescribe under Medicare Part D?

In 2024, Matthew Quan Phan, PHARMD had 130 Medicare Part D claims for 102 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.