Guy Zimbardi

Primary specialty

Occupational Medicine PhysicianTaxonomy code 2083X0100X

License

C54777 Issued in CA

Practice address

444 W 8TH St Ste 102
National City, CA 91950-1002

Phone

(619) 474-8666

NPI assigned

Jul 31, 2006

Last updated

Aug 11, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1154304000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786406400000",
    "number": "1972519064",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "444 W 8TH ST STE 102",
            "city": "NATIONAL CITY",
            "state": "CA",
            "postal_code": "919501002",
            "telephone_number": "619-474-8666"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "444 W 8TH ST STE 102",
            "city": "NATIONAL CITY",
            "state": "CA",
            "postal_code": "919501002",
            "telephone_number": "619-474-8666"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZIMBARDI",
        "first_name": "GUY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-31",
        "last_updated": "2026-08-11",
        "certification_date": "2026-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2083X0100X",
            "taxonomy_group": "",
            "desc": "Preventive Medicine, Occupational Medicine",
            "state": "NY",
            "license": "226206",
            "primary": false
        },
        {
            "code": "2083X0100X",
            "taxonomy_group": "",
            "desc": "Preventive Medicine, Occupational Medicine",
            "state": "CA",
            "license": "C54777",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Joseph Yolles, IDC
• Rachel Yoo
• Younity Medical Affiliates Ipa, a Professional Medical Corporation
• Veronica Zavala Ascencio
• Antonio Zazueta, DDS

• Occupational Medicine Physician in National City, CA
• Providers in National City, CA by specialty
• Occupational Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 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.