NPPES file of Aug 9, 2026

Michelle Wendy Lam, PHARM.D

Pharmacist · Glendora, CA

Michelle Wendy Lam, PHARM.D is a pharmacist with a practice address in Glendora, California, and NPI 1053900845, issued on Jan 15, 2021. Check the license (California RPH75523, 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
1053900845
Name
Michelle Wendy Lam
Credential
PHARM.D
Primary taxonomy
Pharmacist 183500000X
License number
RPH75523 CA
Self-reported in NPPES; status is on the state search
Practice location
210 S Grand Ave Ste 116, Glendora, CA 91741
Phone
(626) 335-2300
Enumerated
Jan 15, 2021
Record last updated
Jan 15, 2021 (not updated in 5 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 210 S Grand Ave Ste 116

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

  1. Duy-Anh Dang, PHARM.D.Pharmacist1366173395

Verify Michelle Wendy Lam 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 RPH75523
    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

62 Medicare Part D claims for 47 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. Michelle Lam62
  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. Shingrix30 claims
  2. Arexvy28 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.

Michelle Wendy Lam among 32,533 pharmacist records in California

Michelle Wendy Lam, PHARM.D 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 updated2021 · 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).

46 pharmacist records list a practice address in Glendora

They are 46 of the 921 NPPES records with a practice address in Glendora, and 32,533 pharmacist records in California.

The 8 pharmacist records with the nearest ZIP codes

  1. Caroline Antoun Riad, REGISTERED PHARMACISGlendora, CA 917411457869588
  2. Katherine ChatupornpitakGlendora, CA 917411548539869
  3. Divya ChowdaryGlendora, CA 917411740730175
  4. Jeffrey Lee, PHARM DGlendora, CA 917411548526429
  5. Chihuong Luong, PHARM. D.Glendora, CA 917411356618375
  6. Mariam Michael, RPHGlendora, CA 917411790271260
  7. David Nhan, PHARM DGlendora, CA 917411659816502
  8. Kaye PantayatiwongGlendora, CA 917411407494230

Common questions

What is Michelle Wendy Lam, PHARM.D's NPI number?

Michelle Wendy Lam, PHARM.D's National Provider Identifier (NPI) is 1053900845, issued on Jan 15, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Wendy Lam, PHARM.D located?

The NPPES record lists a practice address at 210 S Grand Ave Ste 116, Glendora, CA, 91741. Phone: (626) 335-2300. Providers update this record themselves, so call before visiting.

How can I verify Michelle Wendy Lam, PHARM.D's license?

NPPES lists California license number RPH75523, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Michelle Wendy Lam, PHARM.D prescribe under Medicare Part D?

In 2024, Michelle Wendy Lam, PHARM.D had 62 Medicare Part D claims for 47 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.