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MS. TATIANA KATHLEEN HAJOU FNP-BC
NPI 1497345771
Nurse Practitioner in Mission Viejo, CA

Active since January 21, 2021
26137 LA PAZ RD STE 200, MISSION VIEJO, CA 92691(714) 922-4100 Get Directions Write a Review

NPPES record last updated: January 24, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Tatiana Kathleen Hajou Fnp-bc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. TATIANA KATHLEEN HAJOU FNP-BC (NPI 1497345771) is an individual nurse practitioner in Mission Viejo, California, licensed in California (95016137) and active in the NPI registry since January 2021.

NPPES Registry Identity

NPI1497345771
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMS. TATIANA KATHLEEN HAJOUCredential: FNP-BC
Location Address26137 LA PAZ RD STE 200Mission Viejo, CA 92691-5321
Mailing Address7857 W Manchester Ave Apt 105Playa Del Rey, CA 90293-8521 · (559) 470-1243
Phone(714) 922-4100
Sole ProprietorNo
Enumeration DateJanuary 21, 2021
Last NPPES UpdateJanuary 24, 2021
NPPES CertifiedJanuary 24, 2021
✔ NPI 1497345771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · 95016137
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
26137 LA PAZ RD STE 200, Mission Viejo, CA 92691
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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. PATRICIA ELAINE ANDRIC CNM, WHNP
Midwife
26137 LA PAZ RD STE 200
MISSION VIEJO, CA 92691
Orange County (714) 922-4100
MAYRA A HERNANDEZ SCHULTE MD
Family Medicine
26137 LA PAZ RD STE 200
MISSION VIEJO, CA 92691
Orange County (714) 922-4100
MS. TAMARA AMBROSON NP
Registered Nurse (Women's Health Care, Ambulatory)
26137 LA PAZ RD STE 200
MISSION VIEJO, CA 92691
Orange County (714) 922-4192
LAUREN ASSAYAG DNP, FNP-BC
Nurse Practitioner (Family)
26137 LA PAZ RD STE 200
MISSION VIEJO, CA 92691
Orange County (714) 922-4100

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tatiana Hajou's NPI number?

The NPI number for Tatiana Hajou is 1497345771. It was assigned to this individual provider in the NPPES registry on January 21, 2021.

Where is Tatiana Hajou located?

Tatiana Hajou practices at 26137 La Paz Rd Ste 200, Mission Viejo, CA 92691. The listed phone number is (714) 922-4100.

What is Tatiana Hajou's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for Tatiana Hajou was last updated on January 24, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.