1. Home
  2. Directory
  3. California
  4. Susanville
  5. Pharmacist
  6. NPI Profile

SHIRLEY YIHSIU TSAI PHARMD
NPI 1508412735
Pharmacist in Susanville, CA

Active since August 13, 2019
2900 MAIN ST, SUSANVILLE, CA 96130(626) 538-5024 Get Directions Write a Review

NPPES record last updated: January 30, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 30, 2026, Aug 13, 2019 (2 updates tracked since 2019).

About Shirley Yihsiu Tsai Pharmd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SHIRLEY YIHSIU TSAI PHARMD (NPI 1508412735) is an individual pharmacist in Susanville, California, licensed in California (80651) and active in the NPI registry since August 2019.

NPPES Registry Identity

NPI1508412735
Entity TypeIndividualFemale
Primary Taxonomy183500000X
Provider Legal NameSHIRLEY YIHSIU TSAICredential: PHARMD
Location Address2900 MAIN STSusanville, CA 96130-4730
Mailing Address2900 Main StSusanville, CA 96130-4730 · (626) 538-5024
Phone(626) 538-5024
Sole ProprietorYes
Enumeration DateAugust 13, 2019
Last NPPES UpdateJanuary 30, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 30, 2026
✔ NPI 1508412735 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
License✔ Licensed in CA · 80651
Definition
An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.
2900 MAIN ST, Susanville, CA 96130
Open in Google Maps ↗

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. DENZYL FRANCIS FERNANDES R.PH
Pharmacist
2900 MAIN ST
SUSANVILLE, CA 96130
Lassen County (530) 251-2000
DR. DAISY LYN-ANN HOEHN PHARMD
Pharmacist
2900 MAIN ST
SUSANVILLE, CA 96130
Lassen County (530) 251-2100
WALMART INC.
Pharmacy (Community/Retail Pharmacy)
2900 MAIN ST
SUSANVILLE, CA 96130
Lassen County (530) 251-2100
DEAN HUYNH
Pharmacist
2900 MAIN ST
SUSANVILLE, CA 96130
Lassen County (530) 251-2100

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Shirley Tsai's NPI number?

The NPI number for Shirley Tsai is 1508412735. It was assigned to this individual provider in the NPPES registry on August 13, 2019.

Where is Shirley Tsai located?

Shirley Tsai practices at 2900 Main St, Susanville, CA 96130. The listed phone number is (626) 538-5024.

What is Shirley Tsai's specialty?

The primary specialty registered for this NPI is Pharmacist with taxonomy code 183500000X.

When was this NPI record last updated?

The NPPES record for Shirley Tsai was last updated on January 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.