NPPES file of Aug 9, 2026

Henry Phan

Pharmacist · West Covina, CA

Henry Phan is a pharmacist with a practice address in West Covina, California, and NPI 1881042067, issued on May 29, 2016. Check the license (California 45144, 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
1881042067
Name
Henry Phan
Primary taxonomy
Pharmacist 183500000X
License number
45144 CA
Self-reported in NPPES; status is on the state search
Practice location
1245 S Hillward Ave, West Covina, CA 91791
Phone
(626) 510-0841
Enumerated
May 29, 2016
Record last updated
May 29, 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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Verify Henry 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 45144
    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

42 Medicare Part D claims for 39 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. Henry Phan42
  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. Arexvy17 claims
  2. Shingrix17 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.

Henry Phan among 32,533 pharmacist records in California

Henry Phan 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).

69 pharmacist records list a practice address in West Covina

They are 69 of the 2,450 NPPES records with a practice address in West Covina, and 32,533 pharmacist records in California.

The 8 pharmacist records with the nearest ZIP codes

  1. Buulinh ChaoWest Covina, CA 917911336557248
  2. Yenmien ChenLos Angeles, CA 917911780110312
  3. Cheryl Ann Dacayo, PHARMDWest Covina, CA 917911154836310
  4. Lobna FathallaWest Covina, CA 917911043181191
  5. Tran HaWest Covina, CA 917911801204763
  6. Zeina Hamaty, RPHWest Covina, CA 917911225696545
  7. Joung Hong, RPHWest Covina, CA 917911447579149
  8. Joanna HuynhWest Covina, CA 917911851771182

Common questions

What is Henry Phan's NPI number?

Henry Phan's National Provider Identifier (NPI) is 1881042067, issued on May 29, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Henry Phan located?

The NPPES record lists a practice address at 1245 S Hillward Ave, West Covina, CA, 91791. Phone: (626) 510-0841. Providers update this record themselves, so call before visiting.

How can I verify Henry Phan's license?

NPPES lists California license number 45144, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Henry Phan prescribe under Medicare Part D?

In 2024, Henry Phan had 42 Medicare Part D claims for 39 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.