Robert J Guynn, M.S. PSY, ED.S.

Primary specialty

School PsychologistTaxonomy code 103TS0200X

Practice address

3100 N Rose Ave
Oxnard, CA 93036-1807

Phone

(805) 485-3119

NPI assigned

Sep 23, 2026

Sex

Male

Sole proprietor

No

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": "1790121600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790121600000",
    "number": "1275446239",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2861 DORMAN ST",
            "city": "CAMARILLO",
            "state": "CA",
            "postal_code": "930103639",
            "telephone_number": "760-486-9802"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3100 N ROSE AVE",
            "city": "OXNARD",
            "state": "CA",
            "postal_code": "930361807",
            "telephone_number": "805-485-3119"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUYNN",
        "first_name": "ROBERT",
        "middle_name": "J",
        "credential": "M.S. PSY, ED.S.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-09-23",
        "last_updated": "2026-09-23",
        "certification_date": "2026-09-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TS0200X",
            "taxonomy_group": "",
            "desc": "Psychologist, School",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sagrario Gutierrez, ACSW
• Stephanie Gutierrez
• Yesenia Gutierrez
• Yvonne R. Gutierrez, B.A.
• Susan Kathleen Guy, MD
• Bryan Guzman
• Guillermina Guzman
• Ronald A Guzman, DDS
• GW Medical Supplies, LLC
• Mariam Michelle Gyulnazaryan, PA-C

• School Psychologist in Oxnard, CA
• Providers in Oxnard, CA by specialty
• School Psychologist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 23, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.