IndividualActive
Sandra Siu, PHARM.D.
NPI 1437446515 · Pharmacist · Hollister, CA
Sandra Siu, PHARM.D. is a Pharmacist provider in Hollister, CA (NPI 1437446515).
Provider details
- NPI number
- 1437446515
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARM.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 58591 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1790 Airline Hwy
T-0941
Hollister, CA 95023-5621
Phone: (831) 628-4824
Fax: (831) 628-4824
Street-level locationGet directions
Mailing address
1790 Airline Hwy
Hollister, CA 95023-5621
Registry dates
- Enumerated
- 2011-07-08
- Last updated
- 2011-07-08
Frequently asked questions
- What is Sandra Siu's NPI number?
- Sandra Siu's National Provider Identifier (NPI) is 1437446515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Siu's specialty?
- Sandra Siu is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Sandra Siu located?
- Sandra Siu's practice location on file with NPPES is 1790 Airline Hwy, Hollister, CA 95023-5621.
- What is Sandra Siu's phone number?
- The practice phone number listed in the NPPES registry for Sandra Siu is (831) 628-4824.
- Is Sandra Siu's NPI active?
- Yes — Sandra Siu's NPI (1437446515) is active in the NPPES registry as of the last update on 2011-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.