Donna Chau, PHARM.D
Pharmacist · Los Angeles, CA
Donna Chau, PHARM.D is a pharmacist with a practice address in Los Angeles, California, and NPI 1609270297, issued on Oct 10, 2014. Check the license (California 71346, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Donna Chau
- Credential
- PHARM.D
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 71346 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2051 Marengo St, Los Angeles, CA 90033
- Phone
- (323) 409-1000
- Enumerated
- Oct 10, 2014
- Record last updated
- May 19, 2022
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 2051 Marengo St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Donna Chau in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 71346Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average pharmacist in 2024
20 Medicare Part D claims, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Warfarin Sodium20 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.
Donna Chau among 32,533 pharmacist records in California
Donna Chau, 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 2014, is newer than 35% of them.
- NPI issued2014 · 35% of these records are older, 59% 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).
1,765 pharmacist records list a practice address in Los Angeles
They are 1,765 of the 69,537 NPPES records with a practice address in Los Angeles, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Los Angeles → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Sharon Cochran, RPHLos Angeles, CA 900331376646349
- Melissa Durham, PHARM.D.Los Angeles, CA 900331689861072
- Tramy Huynh, PHARM.D.Los Angeles, CA 900331982938528
- Alisa Kusolvisitkul, PHARMDLos Angeles, CA 900331912288945
- Rosalynn Laotheerachao, PHARM.D.Los Angeles, CA 900331174829022
- Jamie Latimer, PHARM.D.Los Angeles, CA 900331558483875
- Khanh Le, PHARMDLos Angeles, CA 900331386762896
- May Mak, PHARM.D.Los Angeles, CA 900331447253224
Common questions
What is Donna Chau, PHARM.D's NPI number?
Donna Chau, PHARM.D's National Provider Identifier (NPI) is 1609270297, issued on Oct 10, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Donna Chau, PHARM.D located?
The NPPES record lists a practice address at 2051 Marengo St, Los Angeles, CA, 90033. Phone: (323) 409-1000. Providers update this record themselves, so call before visiting.
How can I verify Donna Chau, PHARM.D's license?
NPPES lists California license number 71346, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Donna Chau, PHARM.D prescribe under Medicare Part D?
In 2024, Donna Chau, PHARM.D had 20 Medicare Part D claims; 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.