Individual provider Active NPI

Joel S Jeffries

  • Clinical Social Worker
  • Los Angeles, CA
National Provider Identifier
1831756923
Registry record updated Jan 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
130330 Issued in CA
Practice address
5201 S Vermont Ave
Los Angeles, CA 90037-3527
Phone
(310) 720-8852
NPI assigned
May 23, 2019
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 5, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 130330 CA Primary
Mental Health Counselor 101YM0800X 90338 CA

Addresses

Primary practice location

5201 S Vermont Ave
Los Angeles, CA 90037-3527

Mailing address

5201 S Vermont Ave
Los Angeles, CA 90037-3527
Phone (323) 751-3026

Other practice location 1

1816 S Figueroa St
Los Angeles, CA 90015-3422
Phone (213) 332-2847

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
90338CAMDMental Health Counselor

Practice roles

OrganizationSpecialtyStatusNew patients
Southern California Health & Rehabilitation Program Past 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": "1558569600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767571200000",
    "number": "1831756923",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5201 S VERMONT AVE",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900373527",
            "telephone_number": "323-751-3026"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5201 S VERMONT AVE",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900373527",
            "telephone_number": "310-720-8852"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1816 S Figueroa St",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900153422",
            "country_code": "US",
            "telephone_number": "213-332-2847",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JEFFRIES",
        "first_name": "JOEL",
        "middle_name": "S",
        "name_prefix": "Mr.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-05-23",
        "last_updated": "2026-01-05",
        "certification_date": "2026-01-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "130330",
            "primary": true
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "CA",
            "license": "90338",
            "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 Jan 5, 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.