IndividualActive
Heather Yen
NPI 1558973081 · Pharmacist · Los Angeles, CA
Heather Yen is a Pharmacist provider in Los Angeles, CA (NPI 1558973081).
Provider details
- NPI number
- 1558973081
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Pharmacy Service Providers
Student, Health Care
Profile Score
Established profile(57/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
1985 Zonal Ave
Los Angeles, CA 90089-5305
Phone: (323) 442-1369
Street-level locationGet directions
Mailing address
754 Canyon Wash Dr
Pasadena, CA 91107-2061
Registry dates
- Enumerated
- 2020-08-17
- Last updated
- 2025-08-07
- Certified
- 2025-08-07
Frequently asked questions
- What is Heather Yen's NPI number?
- Heather Yen's National Provider Identifier (NPI) is 1558973081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Yen's specialty?
- Heather Yen is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Heather Yen located?
- Heather Yen's practice location on file with NPPES is 1985 Zonal Ave, Los Angeles, CA 90089-5305.
- What is Heather Yen's phone number?
- The practice phone number listed in the NPPES registry for Heather Yen is (323) 442-1369.
- Is Heather Yen's NPI active?
- Yes — Heather Yen's NPI (1558973081) is active in the NPPES registry as of the last update on 2025-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.