Rebecca Y. Lau, PHARMD
Pharmacist · Union City, CA
Rebecca Y. Lau, PHARMD is a pharmacist with a practice address in Union City, California, and NPI 1194472589, issued on Mar 4, 2022. Check the license (California RPH49448, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rebecca Y. Lau
- Credential
- PHARMD
- Primary taxonomy
- Pharmacist 183500000X
- License number
- RPH49448 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3555 Whipple RD, Union City, CA 94587
- Phone
- (510) 675-4010
- Enumerated
- Mar 4, 2022
- Record last updated
- Mar 4, 2022
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 3555 Whipple RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jacqueline Arroyo, JACQUELINE ARROYOPsychologist1275689531
Verify Rebecca Y. Lau in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license RPH49448Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average pharmacist in 2024
92 Medicare Part D claims for 48 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl Er15 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.
Rebecca Y. Lau among 32,533 pharmacist records in California
Rebecca Y. Lau, 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 2022, is newer than 84% of them.
- NPI issued2022 · 84% of these records are older, 12% 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 updated2022 · 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).
75 pharmacist records list a practice address in Union City
They are 75 of the 1,006 NPPES records with a practice address in Union City, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Union City → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Nada Alkhairulla, RPHUnion City, CA 945871841511755
- Gira Bhayani, PHARM.DUnion City, CA 945871518154434
- Tom Bui, PHARM.DUnion City, CA 945871083943112
- Tania ChopraUnion City, CA 945871013172444
- Vanessa Ho, B.SC. IN PHARMACYUnion City, CA 945871205155694
- Keith Imazumi, RPHUnion City, CA 945871053502443
- Pratiti Jain, PHARMDUnion City, CA 945871336304617
- Thucdoan Le, PHARM.D.Union City, CA 945871841527611
Common questions
What is Rebecca Y. Lau, PHARMD's NPI number?
Rebecca Y. Lau, PHARMD's National Provider Identifier (NPI) is 1194472589, issued on Mar 4, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca Y. Lau, PHARMD located?
The NPPES record lists a practice address at 3555 Whipple RD, Union City, CA, 94587. Phone: (510) 675-4010. Providers update this record themselves, so call before visiting.
How can I verify Rebecca Y. Lau, PHARMD's license?
NPPES lists California license number RPH49448, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Rebecca Y. Lau, PHARMD prescribe under Medicare Part D?
In 2024, Rebecca Y. Lau, PHARMD had 92 Medicare Part D claims for 48 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.