John Yuen, PHARM.D., BCNP
NPI 1578643870 · Nuclear Pharmacist · Los Angeles, CA
John Yuen, PHARM.D., BCNP is a Nuclear Pharmacist provider in Los Angeles, CA (NPI 1578643870).
Provider details
- NPI number
- 1578643870
- Entity type
- Individual
- Primary specialty
- Nuclear PharmacistPharmacy Service Providers
- Credential
- PHARM.D., BCNP
- Sex
- Male
- Sole proprietor
- No
- License
- 42142 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Pharmacy Service Providers
Pharmacy Service Providers
Pharmacy Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-10-17
- Last updated
- 2011-09-01
Frequently asked questions
- What is John Yuen's NPI number?
- John Yuen's National Provider Identifier (NPI) is 1578643870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Yuen's specialty?
- John Yuen is listed in the NPPES registry with a primary specialty of Nuclear Pharmacist (Pharmacy Service Providers).
- Where is John Yuen located?
- John Yuen's practice location on file with NPPES is 1983 Marengo St, Los Angeles, CA 90033-1370.
- What is John Yuen's phone number?
- The practice phone number listed in the NPPES registry for John Yuen is (323) 409-7861.
- Is John Yuen's NPI active?
- Yes — John Yuen's NPI (1578643870) is active in the NPPES registry as of the last update on 2011-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.