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YVETTE PASILLAS LCSW
NPI 1609602705
Social Worker - Clinical in Fountain Valley, CA

Active since September 13, 2024PECOS Enrolled
18035 BROOKHURST ST, FOUNTAIN VALLEY, CA 92708(323) 745-8323 Get Directions Write a Review

NPPES record last updated: March 13, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 13, 2025, Sep 13, 2024 (2 updates tracked since 2024).

About Yvette Pasillas Lcsw NPPES

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

YVETTE PASILLAS LCSW (NPI 1609602705) is an individual clinical provider in Fountain Valley, California, licensed in California (101957) and active in the NPI registry since September 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1609602705
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameYVETTE PASILLASCredential: LCSW
Location Address18035 BROOKHURST STFountain Valley, CA 92708-6738
Mailing AddressPo Box 4464Orange, CA 92863-4464
Phone(323) 745-8323
Sole ProprietorYes
Enumeration DateSeptember 13, 2024
Last NPPES UpdateMarch 13, 20252 updates tracked since enumeration
NPPES CertifiedMarch 13, 2025
✔ NPI 1609602705 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · 101957
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
18035 BROOKHURST ST, Fountain Valley, CA 92708
Open in Google Maps ↗

Other Names 1

Former Name (1)Yvette Guzman Lcsw

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Yvette Pasillas Lcsw 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.

Medicare Billing Reassignments

3

Medicare enrollment records show Yvette Pasillas reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Concertocare Medical Group Of California, P.C.
3.4 mi
Internal Medicine
7677 CENTER AVE STE 214
Huntington Beach, CA 92647
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Concertocare Medical Group Of California PC
  • 46 clinicians in this Medicare group
NPI 1922777259 (877) 597-1440
Grow Healthcare Group PC
335 mi
Mental Health
99 S ALMADEN BLVD STE 600
San Jose, CA 95113
  • Reassigned Medicare billing, California enrollment
  • 3,139 clinicians in this Medicare group
NPI 1154994846 (408) 402-4385
Sud Specialty Group - Ca
341 mi
Addiction Medicine
4633 OLD IRONSIDES DR STE 304
Santa Clara, CA 95054
  • Reassigned Medicare billing, California enrollment
  • 1,607 clinicians in this Medicare group
NPI 1972138238 (323) 205-7088

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92708 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
$0.00 typical visit price
range $62.96 – $187.60
Typical copayment $0.00 (range $15.74 – $46.90)
Most-billed visit code NA
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
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 8

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

THAO P PHUNG MD INC
Internal Medicine
18035 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Orange County (310) 483-6256
DR. JOEL C BARTLETT MD
Internal Medicine
18035 BROOKHURST ST, SUITE 2100
FOUNTAIN VALLEY, CA 92708
Orange County (657) 241-9090
ORANGE COAST MEMORIAL MEDICAL CENTER
Pharmacy (Community/Retail Pharmacy)
18035 BROOKHURST ST, SUITE 1400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 378-5701
ALAN HO M.D.
Anesthesiology (Pain Medicine)
18035 BROOKHURST ST, # 1200
FOUNTAIN VALLEY, CA 92708
Orange County (714) 963-7240
KEUN-HENG HUO M.D.
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
18035 BROOKHURST ST, STE 1200
FOUNTAIN VALLEY, CA 92708
Orange County (949) 691-3131
LINDA J. SANFILIPPO PA
Physician Assistant
18035 BROOKHURST ST, SUITE 2100
FOUNTAIN VALLEY, CA 92708
Orange County (657) 241-9090
NASRIN DAMOUI MD
Family Medicine
18035 BROOKHURST ST, SUITE 2100
FOUNTAIN VALLEY, CA 92708
Orange County (657) 241-9090
LAUREN SYLWESTER CNM
Advanced Practice Midwife
18035 BROOKHURST ST, STE 2100
FOUNTAIN VALLEY, CA 92708
Orange County (657) 241-9090

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 Yvette Pasillas's NPI number?

The NPI number for Yvette Pasillas is 1609602705. It was assigned to this individual provider in the NPPES registry on September 13, 2024. The provider is also known as Yvette Guzman Lcsw.

Where is Yvette Pasillas located?

Yvette Pasillas practices at 18035 Brookhurst St, Fountain Valley, CA 92708. The listed phone number is (323) 745-8323.

What is Yvette Pasillas's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Yvette Pasillas enrolled in Medicare?

Yes. Yvette Pasillas is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Yvette Pasillas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Yvette Pasillas reassigns Medicare benefits to 3 organizations: Concertocare Medical Group Of California, P.C. (Huntington Beach, CA), Grow Healthcare Group PC (San Jose, CA) and Sud Specialty Group - Ca (Santa Clara, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Yvette Pasillas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Yvette Pasillas was last updated on March 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.