Individual provider Active NPI

Antionette Williams

  • Peer Specialist
  • Temecula, CA
National Provider Identifier
1487040986
Registry record updated Apr 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Peer SpecialistTaxonomy code 175T00000X
License
MPSS-WACZHG Issued in CA
Practice address
41689 Enterprise Cir N Ste 120
Temecula, CA 92590-5630
Phone
(951) 526-4644
Fax
(951) 587-4297
NPI assigned
Apr 10, 2015
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 9, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X
Case Manager/Care Coordinator 171M00000X
Peer Specialist 175T00000X MPSS-WACZHG CA Primary

Addresses

Primary practice location

41689 Enterprise Cir N Ste 120
Temecula, CA 92590-5630

Mailing address

30584 Trumpet Vine LN
Murrieta, CA 92563-1108
Phone (951) 526-4644

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
MPSS-WACZHGCAMDPeer Specialist

Practice roles

OrganizationSpecialtyStatusNew patients
Koinonia Foster Homes, Inc. PastSince Feb 26, 2023 Accepting new patients

Organizations & group practices 1

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": "1428624000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775692800000",
    "number": "1487040986",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30584 TRUMPET VINE LN",
            "city": "MURRIETA",
            "state": "CA",
            "postal_code": "925631108",
            "telephone_number": "951-526-4644"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "41689 ENTERPRISE CIR N STE 120",
            "city": "TEMECULA",
            "state": "CA",
            "postal_code": "925905630",
            "telephone_number": "951-526-4644",
            "fax_number": "951-587-4297"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "ANTIONETTE",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2015-04-10",
        "last_updated": "2026-04-09",
        "certification_date": "2026-04-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "175T00000X",
            "taxonomy_group": "",
            "desc": "Peer Specialist",
            "state": "CA",
            "license": "MPSS-WACZHG",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Temecula, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 9, 2026; 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.