Yue-Sin Tsao, PHARM D
Pharmacist · San Francisco, CA
Yue-Sin Tsao, PHARM D is a pharmacist with a practice address in San Francisco, California, and NPI 1154690303, issued on Dec 16, 2011. Check the license (California 51725, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Yue-Sin Tsao
- Credential
- PHARM D
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 51725 CA
Self-reported in NPPES; status is on the state search - Practice location
- 965 Geneva Ave, San Francisco, CA 94112
- Phone
- (415) 841-0507
- Enumerated
- Dec 16, 2011
- Record last updated
- Dec 16, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (415) 841-0517
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 965 Geneva Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Yue-Sin Tsao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 51725Check 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 for 18 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.
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.
Yue-Sin Tsao among 32,533 pharmacist records in California
Yue-Sin Tsao, 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 2011, is newer than 18% of them.
- NPI issued2011 · 18% of these records are older, 72% 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 updated2011 · 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).
1,180 pharmacist records list a practice address in San Francisco
They are 1,180 of the 38,143 NPPES records with a practice address in San Francisco, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in San Francisco → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
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- Chi Nguyen, PHARM.DSan Francisco, CA 941121184906414
Common questions
What is Yue-Sin Tsao, PHARM D's NPI number?
Yue-Sin Tsao, PHARM D's National Provider Identifier (NPI) is 1154690303, issued on Dec 16, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Yue-Sin Tsao, PHARM D located?
The NPPES record lists a practice address at 965 Geneva Ave, San Francisco, CA, 94112. Phone: (415) 841-0507. Providers update this record themselves, so call before visiting.
How can I verify Yue-Sin Tsao, PHARM D's license?
NPPES lists California license number 51725, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Yue-Sin Tsao, PHARM D prescribe under Medicare Part D?
In 2024, Yue-Sin Tsao, PHARM D had 20 Medicare Part D claims for 18 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.