IndividualActive
Nancy Tso
NPI 1134279474 · Pharmacist · San Francisco, CA
Nancy Tso is a Pharmacist provider in San Francisco, CA (NPI 1134279474).
Provider details
- NPI number
- 1134279474
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 43456 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
2425 Geary Blvd
San Francisco, CA 94115-3358
Phone: (415) 833-9700
Street-level locationGet directions
Mailing address
890-48th Ave
San Francisco, CA 94121
Registry dates
- Enumerated
- 2007-01-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Nancy Tso's NPI number?
- Nancy Tso's National Provider Identifier (NPI) is 1134279474, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Tso's specialty?
- Nancy Tso is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Nancy Tso located?
- Nancy Tso's practice location on file with NPPES is 2425 Geary Blvd, San Francisco, CA 94115-3358.
- What is Nancy Tso's phone number?
- The practice phone number listed in the NPPES registry for Nancy Tso is (415) 833-9700.
- Is Nancy Tso's NPI active?
- Yes — Nancy Tso's NPI (1134279474) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.