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ARIANNA ASHLYN SPILLER
NPI 1265185177
Social Worker - Clinical in Oxnard, CA

Active since January 31, 2022PECOS Enrolled
1100 W GONZALES RD, OXNARD, CA 93036(805) 751-4765(805) 973-8871 Get Directions Write a Review

NPPES record last updated: December 18, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 18, 2025, Dec 15, 2023, Jun 23, 2023 and 2 more (5 updates tracked since 2022).

About Arianna Ashlyn Spiller NPPES

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

ARIANNA ASHLYN SPILLER (NPI 1265185177) is an individual clinical provider in Oxnard, California, licensed in California (LCSW134242) and active in the NPI registry since January 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Ventura, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1265185177
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameARIANNA ASHLYN SPILLER
Location Address1100 W GONZALES RDOxnard, CA 93036-3336
Mailing Address1040 Flynn RdCamarillo, CA 93012-5092 · (805) 673-3930 · Fax (805) 659-3217
Phone(805) 751-4765
Fax(805) 973-8871
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJanuary 31, 2022
Last NPPES UpdateDecember 18, 20255 updates tracked since enumeration
NPPES CertifiedDecember 18, 2025
✔ NPI 1265185177 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 · LCSW134242
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.
1100 W GONZALES RD, Oxnard, CA 93036
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Secondary Practice Location 1

Location 1200 S Wells Rd Ste 250Ventura, CA 93004-1383 · Phone (805) 647-0991 · Fax (805) 647-7163

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Arianna Ashlyn Spiller is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4587152434
PECOS Enrollment IDI20251022002892
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 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 20

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

NISHA ANTHONY
Dentist
1100 W GONZALES RD
OXNARD, CA 93036
Ventura County (805) 751-4656
CLINICAS DEL CAMINO REAL INC
Clinic/Center (Federally Qualified Health Center (FQHC))
1100 W GONZALES RD
OXNARD, CA 93036
Ventura County (805) 988-0053
RITA L DELTORO ACSW
Social Worker (Clinical)
1100 W GONZALES RD
OXNARD, CA 93036
Ventura County (805) 751-4765
STEPHANIE LINDSAY CEKOV
Physician Assistant
1100 W GONZALES RD
OXNARD, CA 93036
Ventura County (805) 988-0053
DR. JAMES RICHARD ROHLFING MD
Family Medicine
1100 W GONZALES RD
OXNARD, CA 93036
Ventura County (805) 988-0053
DR. CARISA SUSUNNA ELIZABETH NOVAK DC
Chiropractor
1100 W GONZALES RD, SUITE #101
OXNARD, CA 93036
Ventura County (805) 485-4339
JACQUELINE VASQUEZ
Physician Assistant
1100 W GONZALES RD
OXNARD, CA 93036
Ventura County (805) 988-0053
MARIA CRISTINA BONILLA
Marriage & Family Therapist
1100 W GONZALES RD
OXNARD, CA 93036
Ventura County (805) 751-4765

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 Arianna Spiller's NPI number?

The NPI number for Arianna Spiller is 1265185177. It was assigned to this individual provider in the NPPES registry on January 31, 2022.

Where is Arianna Spiller located?

Arianna Spiller practices at 1100 W Gonzales Rd, Oxnard, CA 93036. The listed phone number is (805) 751-4765.

What is Arianna Spiller's specialty?

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

Is Arianna Spiller enrolled in Medicare?

Yes. Arianna Spiller is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Arianna Spiller was last updated on December 18, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.