Holly H. Lam, RPH
Pharmacist · Westminster, CA
Holly H. Lam, RPH is a pharmacist with a practice address in Westminster, California, and NPI 1588982649, issued on May 13, 2010. Check the license (California 56663, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Holly H. Lam
- Credential
- RPH
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 56663 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6767 Westminster Blvd, Westminster, CA 92683
- Phone
- (714) 897-8521
- Enumerated
- May 13, 2010
- Record last updated
- May 13, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 6767 Westminster Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Doanh Nguyen, PHARM. D.Pharmacist1568781334
- Ivy NguyenPharmacist1801542295
- Yen NguyenPharmacist1376093815
- Darshana Patel, RPHPharmacist1154633543
- Patrick Tu, PHARM.D.Pharmacist1518270123
Verify Holly H. Lam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 56663Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 96% of the cost of the top drugs
79 Medicare Part D claims for 67 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.
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.
- Abrysvo24 claims
- Arexvy24 claims
- Shingrix18 claims
- Boostrix Tdap13 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.
Holly H. Lam among 32,533 pharmacist records in California
Holly H. Lam, RPH 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 2010, is newer than 12% of them.
- NPI issued2010 · 12% of these records are older, 82% 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 updated2010 · 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).
151 pharmacist records list a practice address in Westminster
They are 151 of the 1,306 NPPES records with a practice address in Westminster, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Westminster → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- John Dang, PHARM.D.Westminster, CA 926831225201197
- Ngoc Ahn Huynh, PHARMACISTWestminster, CA 926831730365164
- Lydia LinWestminster, CA 926831528242161
- Thanh Nguyen, PHHWestminster, CA 926831700888484
- Nhung NguyenWestminster, CA 926831952394561
- Catherine Nguyen, PHARM.D.Westminster, CA 926831609920693
- Phuonganh Nguyen, R.PH.Westminster, CA 926831679600662
- Binh Nguyen-Ngo, PHARM.DWestminster, CA 926831164577987
Common questions
What is Holly H. Lam, RPH's NPI number?
Holly H. Lam, RPH's National Provider Identifier (NPI) is 1588982649, issued on May 13, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Holly H. Lam, RPH located?
The NPPES record lists a practice address at 6767 Westminster Blvd, Westminster, CA, 92683. Phone: (714) 897-8521. Providers update this record themselves, so call before visiting.
How can I verify Holly H. Lam, RPH's license?
NPPES lists California license number 56663, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Holly H. Lam, RPH prescribe under Medicare Part D?
In 2024, Holly H. Lam, RPH had 79 Medicare Part D claims for 67 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.