Joseph Chen
NPI 1780002550 · Pediatric Nurse Practitioner · National City, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Chen is a Pediatric Nurse Practitioner provider in National City, CA (NPI 1780002550).
Provider details
- NPI number
- 1780002550
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 95000595 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2014-03-31
- Last updated
- 2014-03-31
Frequently asked questions
- What is Joseph Chen's NPI number?
- Joseph Chen's National Provider Identifier (NPI) is 1780002550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Chen's specialty?
- Joseph Chen is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joseph Chen located?
- Joseph Chen's practice location on file with NPPES is 655 Euclid Ave, National City, CA 91950-2957.
- What is Joseph Chen's phone number?
- The practice phone number listed in the NPPES registry for Joseph Chen is (619) 475-4575.
- Does Joseph Chen accept Medicare?
- Joseph Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Chen's NPI active?
- Yes — Joseph Chen's NPI (1780002550) is active in the NPPES registry as of the last update on 2014-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.