Individual provider Active NPI

Arthur Javier

  • Addiction (Substance Use Disorder) Counselor
  • Los Angeles, CA
National Provider Identifier
1427619279
Registry record updated Sep 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
License
R1352350619 Issued in CA
Practice address
515 Columbia Ave # 200
Los Angeles, CA 90017-1209
Phone
(213) 249-9388
NPI assigned
Jun 24, 2019
Last updated
Sep 22, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 22, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Day Training/Habilitation Specialist 373H00000X
Addiction (Substance Use Disorder) Counselor 101YA0400X R1352350619 CA Primary
Community Health Worker 172V00000X

Addresses

Primary practice location

515 Columbia Ave # 200
Los Angeles, CA 90017-1209

Mailing address

515 Columbia Ave # 200
Los Angeles, CA 90017-1209
Phone (213) 249-9388

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
R1352350619CAMDAddiction (Substance Use Disorder) Counselor

NPI Registry JSON

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

{
    "created_epoch": "1561334400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758499200000",
    "number": "1427619279",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "515 COLUMBIA AVE # 200",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900171209",
            "telephone_number": "213-249-9388"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "515 COLUMBIA AVE # 200",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900171209",
            "telephone_number": "213-249-9388"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JAVIER",
        "first_name": "ARTHUR",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-06-24",
        "last_updated": "2025-09-22",
        "certification_date": "2025-09-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "373H00000X",
            "taxonomy_group": "",
            "desc": "Day Training/Habilitation Specialist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "CA",
            "license": "R1352350619",
            "primary": true
        },
        {
            "code": "172V00000X",
            "taxonomy_group": "",
            "desc": "Community Health Worker",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.