Nicholas O Barrington, LCSW

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

123200 Issued in CA

Practice address

11232 Los Alamitos Blvd Ste 103B
Los Alamitos, CA 90720-3900

Phone

(562) 294-6257

Fax

(562) 284-5142

NPI assigned

Oct 15, 2021

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

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

Specialty

Clinical Social Worker

Education

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1634256000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775779200000",
    "number": "1639832702",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11232 LOS ALAMITOS BLVD STE 103B",
            "city": "LOS ALAMITOS",
            "state": "CA",
            "postal_code": "907203900",
            "telephone_number": "562-294-6257",
            "fax_number": "562-284-5142"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11232 LOS ALAMITOS BLVD STE 103B",
            "city": "LOS ALAMITOS",
            "state": "CA",
            "postal_code": "907203900",
            "telephone_number": "562-294-6257",
            "fax_number": "562-284-5142"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BARRINGTON",
        "first_name": "NICHOLAS",
        "middle_name": "O",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-10-15",
        "last_updated": "2026-04-10",
        "certification_date": "2026-04-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "123200",
            "primary": true
        },
        {
            "code": "225400000X",
            "taxonomy_group": "",
            "desc": "Rehabilitation Practitioner",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Catherine Elise Baier
• Justin Bain, LMFT
• Jyoti Manohar Bakhru, M.D.
• Salma Balbas, PA-C
• Yasemin Bulut Balin, MD
• Seza T Barsamian, DDS
• Barton a. Kubelka, D.D.S., Inc.
• Ana T Batan
• Sierra Battah
• Fritz J Baumgartner, MD

• Clinical Social Worker in Los Alamitos, CA
• Providers in Los Alamitos, CA by specialty
• Clinical Social Worker in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.