Individual provider Active NPI

Lauren Alissa Marinero

  • Clinical Social Worker
  • Ontario, CA
National Provider Identifier
1780337543
Registry record updated Jun 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
137240 Issued in CA
Practice address
4684 Ontario Mills Pkwy Ste 200
Ontario, CA 91764-5151
Phone
(909) 321-6565
NPI assigned
Feb 1, 2022
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 1, 2026

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 137240 CA Primary

Addresses

Primary practice location

4684 Ontario Mills Pkwy Ste 200
Ontario, CA 91764-5151

Mailing address

510 S 2ND Ave
Covina, CA 91723-3017
Phone (626) 974-8123

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
137240CAMDOphthalmology Physician

NPI Registry JSON

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

{
    "created_epoch": "1643673600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780272000000",
    "number": "1780337543",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "510 S 2ND AVE",
            "city": "COVINA",
            "state": "CA",
            "postal_code": "917233017",
            "telephone_number": "626-974-8123",
            "fax_number": "626-974-8198"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4684 ONTARIO MILLS PKWY STE 200",
            "city": "ONTARIO",
            "state": "CA",
            "postal_code": "917645151",
            "telephone_number": "909-321-6565"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARINERO",
        "first_name": "LAUREN",
        "middle_name": "ALISSA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-02-01",
        "last_updated": "2026-06-01",
        "certification_date": "2026-06-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "137240",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ontario, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 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.