IndividualActive
Jason Chen
NPI 1790246759 · Oncology Pharmacist · Duarte, CA
Jason Chen is a Oncology Pharmacist provider in Duarte, CA (NPI 1790246759).
Provider details
- NPI number
- 1790246759
- Entity type
- Individual
- Primary specialty
- Oncology PharmacistPharmacy Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 3155645 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Pharmacy Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
1500 Duarte Rd
Duarte, CA 91010-3012
Phone: (626) 218-3298
Street-level locationGet directions
Mailing address
1500 Duarte Rd
Duarte, CA 91010-3012
Registry dates
- Enumerated
- 2019-03-30
- Last updated
- 2019-03-30
Frequently asked questions
- What is Jason Chen's NPI number?
- Jason Chen's National Provider Identifier (NPI) is 1790246759, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Chen's specialty?
- Jason Chen is listed in the NPPES registry with a primary specialty of Oncology Pharmacist (Pharmacy Service Providers).
- Where is Jason Chen located?
- Jason Chen's practice location on file with NPPES is 1500 Duarte Rd, Duarte, CA 91010-3012.
- What is Jason Chen's phone number?
- The practice phone number listed in the NPPES registry for Jason Chen is (626) 218-3298.
- Is Jason Chen's NPI active?
- Yes — Jason Chen's NPI (1790246759) is active in the NPPES registry as of the last update on 2019-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.