IndividualActive
Margaret on
NPI 1649642257 · Pharmacist · Daly City, CA
Margaret on is a Pharmacist provider in Daly City, CA (NPI 1649642257).
Provider details
- NPI number
- 1649642257
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 72962 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
135 Pierce St
Daly City, CA 94015-1934
Phone: (650) 992-2521
Street-level locationGet directions
Mailing address
135 Pierce St
Daly City, CA 94015-1934
Registry dates
- Enumerated
- 2015-10-22
- Last updated
- 2015-10-22
Frequently asked questions
- What is Margaret on's NPI number?
- Margaret on's National Provider Identifier (NPI) is 1649642257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret on's specialty?
- Margaret on is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Margaret on located?
- Margaret on's practice location on file with NPPES is 135 Pierce St, Daly City, CA 94015-1934.
- What is Margaret on's phone number?
- The practice phone number listed in the NPPES registry for Margaret on is (650) 992-2521.
- Is Margaret on's NPI active?
- Yes — Margaret on's NPI (1649642257) is active in the NPPES registry as of the last update on 2015-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.