Jennifer Castillo, RN
NPI 1912568502 · General Practice Registered Nurse · San Marcos, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Castillo, RN is a General Practice Registered Nurse provider in San Marcos, CA (NPI 1912568502).
Provider details
- NPI number
- 1912568502
- Entity type
- Individual
- Primary specialty
- General Practice Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 95190439 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2019-06-24
- Last updated
- 2019-06-24
Frequently asked questions
- What is Jennifer Castillo's NPI number?
- Jennifer Castillo's National Provider Identifier (NPI) is 1912568502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Castillo's specialty?
- Jennifer Castillo is listed in the NPPES registry with a primary specialty of General Practice Registered Nurse (Nursing Service Providers).
- Where is Jennifer Castillo located?
- Jennifer Castillo's practice location on file with NPPES is 712 Larkspur Ct, San Marcos, CA 92078-7906.
- What is Jennifer Castillo's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Castillo is (949) 207-8054.
- Does Jennifer Castillo accept Medicare?
- Jennifer Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Castillo's NPI active?
- Yes — Jennifer Castillo's NPI (1912568502) is active in the NPPES registry as of the last update on 2019-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.