Individual provider Active NPI

George A Mendoza, PSYD

  • Psychologist
  • Irvine, CA
National Provider Identifier
1326912379
Registry record updated Oct 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
PsychologistTaxonomy code 103T00000X
Practice address
15635 Alton Pkwy Ste 350
Irvine, CA 92618-7333
Phone
(949) 528-6300
NPI assigned
Oct 2, 2025
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 2, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychologist 103T00000X CA Primary

Addresses

Primary practice location

15635 Alton Pkwy Ste 350
Irvine, CA 92618-7333

Mailing address

3275 Lemon Ave
Signal Hill, CA 90755-5124
Phone (562) 542-0686

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

Practice roles

OrganizationSpecialtyStatusNew patients
Kamala Thomas Psychological Services Corp CurrentSince Oct 5, 2025 Accepting new patients
Orange County Health Psychologists, Inc. CurrentSince Oct 5, 2025 Accepting new patients

Locations

15635 Alton Pkwy
Ste 350
Irvine, CA 92618
Phone (949) 528-6300

Organizations & group practices 2

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": "1759363200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759363200000",
    "number": "1326912379",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3275 LEMON AVE",
            "city": "SIGNAL HILL",
            "state": "CA",
            "postal_code": "907555124",
            "telephone_number": "562-542-0686"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15635 ALTON PKWY STE 350",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926187333",
            "telephone_number": "949-528-6300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MENDOZA",
        "first_name": "GEORGE",
        "middle_name": "A",
        "credential": "PSYD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-10-02",
        "last_updated": "2025-10-02",
        "certification_date": "2025-10-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Irvine, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 2, 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.