Mario John Gonzales

Primary specialty

Behavior TechnicianTaxonomy code 106S00000X

Practice address

421 B St
Hayward, CA 94541-5001

Phone

(510) 388-8444

NPI assigned

Sep 8, 2026

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1788825600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788912000000",
    "number": "1285544759",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "421 B ST",
            "city": "HAYWARD",
            "state": "CA",
            "postal_code": "945415001",
            "telephone_number": "510-388-8444"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "421 B ST",
            "city": "HAYWARD",
            "state": "CA",
            "postal_code": "945415001",
            "telephone_number": "510-388-8444"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GONZALES",
        "first_name": "MARIO",
        "middle_name": "JOHN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-09-08",
        "last_updated": "2026-09-09",
        "certification_date": "2026-09-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106S00000X",
            "taxonomy_group": "",
            "desc": "Behavior Technician",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Yusleydi Gomez
• Jennifer Gong, D.C.
• Jaelyn Marie Gonsalves-Williams
• Ernston Gonzales
• James Joseph Gonzales
• Michael Gonzales
• Berlin Gonzalez Contreras
• Maira Fannydia Gonzalez Perez
• Yarixa Gonzalez Romero
• Sofia Alexandra Gonzalez Sanchez

• Behavior Technician in Hayward, CA
• Providers in Hayward, CA by specialty
• Behavior Technician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.