Jennifer Esparza, FNP-C
NPI 1861581878 · Family Nurse Practitioner · Orange, CA
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Esparza, FNP-C is a Family Nurse Practitioner provider in Orange, CA (NPI 1861581878).
Provider details
- NPI number
- 1861581878
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 334479 (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
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
- 2006-10-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jennifer Esparza's NPI number?
- Jennifer Esparza's National Provider Identifier (NPI) is 1861581878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Esparza's specialty?
- Jennifer Esparza is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jennifer Esparza located?
- Jennifer Esparza's practice location on file with NPPES is 559 E Van Bibber Ave, Orange, CA 92866-2027.
- What is Jennifer Esparza's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Esparza is (714) 633-8984.
- Does Jennifer Esparza accept Medicare?
- Jennifer Esparza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Esparza's NPI active?
- Yes — Jennifer Esparza's NPI (1861581878) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.