Jonathan Nguyen

Primary specialty

School CounselorTaxonomy code 101YS0200X

Practice address

425 Barneson Ave
San Mateo, CA 94402-3405

Phone

(650) 312-6836

NPI assigned

Oct 2, 2026

Last updated

Oct 2, 2026By the provider in NPPES

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

Other names 1

• Jonnie Nguyen Other name

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": "1790899200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790899200000",
    "number": "1154225381",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "395 HUCKLEBERRY DR",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951234446"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "425 BARNESON AVE",
            "city": "SAN MATEO",
            "state": "CA",
            "postal_code": "944023405",
            "telephone_number": "650-312-6836"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "JONATHAN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-10-02",
        "last_updated": "2026-10-02",
        "certification_date": "2026-10-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YS0200X",
            "taxonomy_group": "",
            "desc": "Counselor, School",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JONNIE",
            "last_name": "NGUYEN",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• Duy Nguyen
• Han Nguyen
• Hieu Trung Nguyen
• Jennavi Thuy Nguyen
• Jimmy Nguyen, PHARMD
• Katherine Nguyen
• Kayla Nguyen
• Lil Nguyen, M.D.
• Lisa Nguyen, O.D.
• Mengting Shieh Nguyen, M.A., CCC-SLP

• School Counselor in San Mateo, CA
• Providers in San Mateo, CA by specialty
• School Counselor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 2, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.