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MS. ESMERALDA NUNEZ LCSW
NPI 1265781371
Social Worker - Clinical in Oxnard, CA

Active since September 05, 2012PECOS Enrolled
1911 WILLIAMS DR STE C, OXNARD, CA 93036(805) 981-8480 Get Directions Write a Review

NPPES record last updated: November 2, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 2, 2020, Dec 6, 2018 (2 updates tracked since 2018).

About Ms. Esmeralda Nunez Lcsw NPPES

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

MS. ESMERALDA NUNEZ LCSW (NPI 1265781371) is an individual clinical provider in Oxnard, California, licensed in California (69885) and active in the NPI registry since September 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1265781371
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. ESMERALDA NUNEZCredential: LCSW
Location Address1911 WILLIAMS DR STE COxnard, CA 93036-2612
Mailing Address414 E Cota StSanta Barbara, CA 93101-1624 · (805) 617-7858 · Fax (805) 963-8880
Phone(805) 981-8480
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateSeptember 5, 2012
Last NPPES UpdateNovember 2, 20202 updates tracked since enumeration
NPPES CertifiedNovember 2, 2020
✔ NPI 1265781371 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in CA · 69885✔ Licensed in CA · 33727
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.
1911 WILLIAMS DR STE C, Oxnard, CA 93036
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Esmeralda Nunez Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5799195574
PECOS Enrollment IDI20201105002599
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 Esmeralda Nunez reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Adventist Health Medical Center Tehachapi
76 mi
Critical Access
1100 MAGELLAN DR
Tehachapi, CA 93561
  • Reassigned Medicare billing, California enrollment
  • 192 clinicians in this Medicare group
NPI 1275538530 (661) 771-8600
Avalon Medical Development Corporation
77 mi
Critical Access
100 FALLS CANYON ROAD
Avalon, CA 90704
  • Reassigned Medicare billing, California enrollment
  • 42 clinicians in this Medicare group
NPI 1346250347 (310) 510-0700
San Bernardino Mountains Community Hospital District
114 mi
Rural Health
29099 HOSPITAL ROAD, #200
Lake Arrowhead, CA 92352
  • Reassigned Medicare billing, California enrollment
  • 21 clinicians in this Medicare group
NPI 1528172541 (909) 336-9715

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 93036 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 $62.32 – $185.36
Typical copayment $0.00 (range $15.58 – $46.34)
Most-billed visit code NA
Established Patient
$77.11 typical visit price
range $20.68 – $151.85
Typical copayment $19.27 (range $5.17 – $37.96)
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 11

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

MRS. SILVANA STUTHERS
Counselor (Addiction (Substance Use Disorder))
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (805) 981-1191
MELODY BERNADETTE FALLON CADCII
Counselor (Addiction (Substance Use Disorder))
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (805) 981-9210
KATHLEEN NOELLE ROBERTS
Counselor (Addiction (Substance Use Disorder))
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (805) 761-9666
GENA ARIAGNO
Counselor (Mental Health)
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (805) 973-1498
DAVID VALLES JR. INTERN ADS
Counselor (Addiction (Substance Use Disorder))
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (805) 982-0213
ALEJANDRA R KOEN CATC2 #2313869
Counselor (Addiction (Substance Use Disorder))
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (820) 426-0170
COUNTY OF VENTURA
Community/Behavioral Health
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (805) 981-9200
NANCY CONNELLY-CUMMING
Counselor (Addiction (Substance Use Disorder))
1911 WILLIAMS DR STE C
OXNARD, CA 93036
Ventura County (805) 981-5404

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 Esmeralda Nunez's NPI number?

The NPI number for Esmeralda Nunez is 1265781371. It was assigned to this individual provider in the NPPES registry on September 5, 2012.

Where is Esmeralda Nunez located?

Esmeralda Nunez practices at 1911 Williams Dr Ste C, Oxnard, CA 93036. The listed phone number is (805) 981-8480.

What is Esmeralda Nunez's specialty?

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

Is Esmeralda Nunez enrolled in Medicare?

Yes. Esmeralda Nunez is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Esmeralda Nunez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Esmeralda Nunez reassigns Medicare benefits to 3 organizations: Adventist Health Medical Center Tehachapi (Tehachapi, CA), Avalon Medical Development Corporation (Avalon, CA) and San Bernardino Mountains Community Hospital District (Lake Arrowhead, 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 Esmeralda Nunez'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 Esmeralda Nunez was last updated on November 2, 2020. 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.