Individual provider Active NPI

Arianna Ashlyn Spiller

  • Clinical Social Worker
  • Oxnard, CA
National Provider Identifier
1265185177
Registry record updated Dec 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
LCSW134242 Issued in CA
Practice address
1100 W Gonzales Rd
Oxnard, CA 93036-3336
Phone
(805) 751-4765
Fax
(805) 973-8871
NPI assigned
Jan 31, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 18, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X LCSW134242 CA Primary

Addresses

Primary practice location

1100 W Gonzales Rd
Oxnard, CA 93036-3336

Mailing address

1040 Flynn Rd
Camarillo, CA 93012-5092
Phone (805) 673-3930

Other practice location 1

200 S Wells Rd Ste 250
Ventura, CA 93004-1383
Phone (805) 647-0991

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251022002892 CA Practitioner - Clinical Social Worker 4587152434 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2022
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1040 Flynn Rd
Camarillo, CA 93012-5092

37 S Santa Rosa St Apt B
Ventura, CA 93001-3492

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
LCSW134242CAMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Clinicas del Camino Real Inc CurrentSince Oct 1, 2025 Accepting new patients
Clinicas del Camino Real Inc Current Accepting new patients
Clinicas del Camino Real Inc CurrentSince Oct 1, 2025 Accepting new patients
Clinicas del Camino Real Inc PastSince Dec 17, 2023 Accepting new patients
Clinicas del Camino Real Inc PastSince Dec 17, 2023 Accepting new patients

Locations

1100 W Gonzales Rd
Oxnard, CA 93036
Phone (805) 988-0053

500 E Main St
Santa Paula, CA 93060
Phone (805) 933-0895

200 S Wells Rd
Ste 250
Ventura, CA 93004
Phone (805) 647-0991

Interoperability endpoints

  • Direct secure messaging: sara.arellano.p1@direct.clinicas.nextgenshare.com
  • Direct secure messaging: arianna.spiller.p1@direct.clinicas.nextgenshare.com

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1643587200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766016000000",
    "number": "1265185177",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1040 FLYNN RD",
            "city": "CAMARILLO",
            "state": "CA",
            "postal_code": "930125092",
            "telephone_number": "805-673-3930",
            "fax_number": "805-659-3217"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 W GONZALES RD",
            "city": "OXNARD",
            "state": "CA",
            "postal_code": "930363336",
            "telephone_number": "805-751-4765",
            "fax_number": "805-973-8871"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 S Wells Rd Ste 250",
            "address_purpose": "LOCATION",
            "city": "Ventura",
            "state": "CA",
            "postal_code": "930041383",
            "country_code": "US",
            "telephone_number": "805-647-0991",
            "fax_number": "805-647-7163",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SPILLER",
        "first_name": "ARIANNA",
        "middle_name": "ASHLYN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-01-31",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "LCSW134242",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oxnard, CA

Sources for this page

Verify at the official NPI Registry.