IndividualActive
Pauline Nguyen, PHARMD
NPI 1538889712 · Pharmacist · Castro Valley, CA
Pauline Nguyen, PHARMD is a Pharmacist provider in Castro Valley, CA (NPI 1538889712).
Provider details
- NPI number
- 1538889712
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Female
- Sole proprietor
- No
- License
- 86655 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
20103 Lake Chabot Rd
Castro Valley, CA 94546-5305
Phone: (408) 637-8244
Street-level locationGet directions
Mailing address
3504 Pleasant Echo Dr
San Jose, CA 95148-1916
Additional practice locations (2)
- 2450 Ashby AveBerkeley, CA 94705-2067Phone: (408) 637-8244
- 350 Hawthorne AveOakland, CA 94609-3108Phone: (408) 637-8244
Registry dates
- Enumerated
- 2022-08-30
- Last updated
- 2022-08-30
- Certified
- 2022-08-28
Frequently asked questions
- What is Pauline Nguyen's NPI number?
- Pauline Nguyen's National Provider Identifier (NPI) is 1538889712, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pauline Nguyen's specialty?
- Pauline Nguyen is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Pauline Nguyen located?
- Pauline Nguyen's practice location on file with NPPES is 20103 Lake Chabot Rd, Castro Valley, CA 94546-5305.
- What is Pauline Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Pauline Nguyen is (408) 637-8244.
- Is Pauline Nguyen's NPI active?
- Yes — Pauline Nguyen's NPI (1538889712) is active in the NPPES registry as of the last update on 2022-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.