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LAUREN ASSAYAG DNP, FNP-BC
NPI 1750140562
Nurse Practitioner - Family in Mission Viejo, CA

Active since March 14, 2024PECOS Enrolled
26137 LA PAZ RD STE 200, MISSION VIEJO, CA 92691(714) 922-4100 Get Directions Write a Review

NPPES record last updated: March 4, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 4, 2026, Oct 6, 2025 (2 updates tracked since 2025).

About Lauren Assayag Dnp, Fnp-bc NPPES

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

LAUREN ASSAYAG DNP, FNP-BC (NPI 1750140562) is an individual family provider in Mission Viejo, California, licensed in California (2023130199) and active in the NPI registry since March 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1750140562
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameLAUREN ASSAYAGCredential: DNP, FNP-BC
Location Address26137 LA PAZ RD STE 200Mission Viejo, CA 92691-5321
Mailing Address801 E Katella AveAnaheim, CA 92805-6614 · (714) 633-6373
Phone(714) 922-4100
Sole ProprietorYes
Enumeration DateMarch 14, 2024
Last NPPES UpdateMarch 4, 20262 updates tracked since enumeration
NPPES CertifiedMarch 4, 2026
✔ NPI 1750140562 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 2023130199
26137 LA PAZ RD STE 200, Mission Viejo, CA 92691
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lauren Assayag Dnp, Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92691 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

MS. TATIANA KATHLEEN HAJOU FNP-BC
Nurse Practitioner
26137 LA PAZ RD STE 200
MISSION VIEJO, CA 92691
Orange County (714) 922-4100
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

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 Lauren Assayag's NPI number?

The NPI number for Lauren Assayag is 1750140562. It was assigned to this individual provider in the NPPES registry on March 14, 2024.

Where is Lauren Assayag located?

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

What is Lauren Assayag's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Lauren Assayag enrolled in Medicare?

Yes. Lauren Assayag is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Lauren Assayag was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.