Sing L. Hsu, RPH
Pharmacist · Yountville, CA
Sing L. Hsu, RPH is a pharmacist with a practice address in Yountville, California, and NPI 1134584782, issued on Dec 28, 2015. Check the license (California 59740, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Sing L. Hsu
- Credential
- RPH
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 59740 CA
Self-reported in NPPES; status is on the state search - Practice location
- 123 California Dr, Yountville, CA 94599
- Phone
- (707) 944-4615
- Enumerated
- Dec 28, 2015
- Record last updated
- Dec 28, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 123 California Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly De Luna, PHARMDPharmacist1578928701
- Shelly Larson, RPHPharmacist1578171252
- Victor McWilliams, PHARMACISTPharmacist1306681721
- Elizabeth Stachura, PHARMDPharmacist1427717156
- Amy Yang, RPHMarriage & Family Therapist1336509751
Verify Sing L. Hsu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 59740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5 pharmacist records list a practice address in Yountville
They are 5 of the 86 NPPES records with a practice address in Yountville, and 32,533 pharmacist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5 in Yountville → All 32,533 in California → Every provider in Yountville →
Other pharmacist records in California
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- Adrian Karlos Aala, PHARMD, RPHHayward, CA1023955499
- Mahshid Aalam, PHARMDLos Angeles, CA1659086155
- Jaleh AaliiveliSan Ramon, CA1336629963
- Cassi Aarvig, RPHTracy, CA1023679941
- Meara Michi AbadOrange, CA1750181178
- Nader Abadier, RPHFontana, CA1326255647
- Samia Abadier, RPHFontana, CA1548742836
- Sandy Abadir, RPHChino Hills, CA1811644412
Common questions
What is Sing L. Hsu, RPH's NPI number?
Sing L. Hsu, RPH's National Provider Identifier (NPI) is 1134584782, issued on Dec 28, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Sing L. Hsu, RPH located?
The NPPES record lists a practice address at 123 California Dr, Yountville, CA, 94599. Phone: (707) 944-4615. Providers update this record themselves, so call before visiting.
How can I verify Sing L. Hsu, RPH's license?
NPPES lists California license number 59740, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.