NPPES file of Aug 9, 2026

Wilson Chen, PHARMD

Pharmacist · San Francisco, CA

Wilson Chen, PHARMD is a pharmacist with a practice address in San Francisco, California, and NPI 1740951748, issued on Sep 21, 2021. Check the license (California 85453, 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
1740951748
Name
Wilson Chen
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
85453 CA
Self-reported in NPPES; status is on the state search
Practice location
601 Duboce Ave, San Francisco, CA 94117
Phone
(415) 600-6120
Enumerated
Sep 21, 2021
Record last updated
Dec 31, 2024
Fax
(415) 366-7546
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 601 Duboce Ave

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

  1. Pressley Chakales, MDNeurology Physician1093344988
  2. Eleanor ChambersClinical Psychologist1518581255
  3. Andrey Kisel, MDPsychiatry Physician1093367864
  4. Elliot Kuan, MD, MPHStudent in an Organized Health Care Education/Training Program1366246977
  5. Matthew LeeAmbulatory Care Pharmacist1154284586
  6. Thao-Vy Nguyen, NPNurse Practitioner1679435796

Verify Wilson Chen 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 85453
    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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2.5 times the Medicare Part D claims of the average pharmacist in 2024

300 Medicare Part D claims for 61 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D.

  1. Wilson Chen300
  2. Specialty average119

Most prescribed

  1. Atorvastatin Calcium27 claims
  2. Amlodipine Besylate20 claims
  3. Olmesartan Medoxomil16 claims
  4. Insulin Lispro Kwikpen U-10015 claims
  5. Biktarvy14 claims
  6. Losartan Potassium12 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.

Wilson Chen among 32,533 pharmacist records in California

Wilson Chen, 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 2021, is newer than 79% of them.

  • NPI issued2021 · 79% of these records are older, 16% 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 updated2024 · 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).

1,180 pharmacist records list a practice address in San Francisco

They are 1,180 of the 38,143 NPPES records with a practice address in San Francisco, and 32,533 pharmacist records in California.

The 8 pharmacist records with the nearest ZIP codes

  1. Saba BanieSan Francisco, CA 941171720567134
  2. Thea Briones-KwokSan Francisco, CA 941171487922530
  3. Ryan Cody, PHARM.D.San Francisco, CA 941171982039749
  4. Lisa FungSan Francisco, CA 941171164704045
  5. Janet Grochowski, RPHSan Francisco, CA 941171033442389
  6. Reed Kalna, RPHSan Francisco, CA 941171043598220
  7. Heung LaiSan Francisco, CA 941171639451339
  8. Guilherme Leal, RPHSan Francisco, CA 941171629542402

Common questions

What is Wilson Chen, PHARMD's NPI number?

Wilson Chen, PHARMD's National Provider Identifier (NPI) is 1740951748, issued on Sep 21, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Wilson Chen, PHARMD located?

The NPPES record lists a practice address at 601 Duboce Ave, San Francisco, CA, 94117. Phone: (415) 600-6120. Providers update this record themselves, so call before visiting.

How can I verify Wilson Chen, PHARMD's license?

NPPES lists California license number 85453, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Wilson Chen, PHARMD prescribe under Medicare Part D?

In 2024, Wilson Chen, PHARMD had 300 Medicare Part D claims for 61 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.