Jean O'Rourke

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

Practice address

900 Laurel Ave
San Mateo, CA 94401-4211

Phone

(650) 347-8808

NPI assigned

Oct 23, 2026

Last updated

Oct 23, 2026By the provider in NPPES

Sex

Female

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": "1792713600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1792713600000",
    "number": "1245137090",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "625 OLD COUNTY RD APT 5",
            "city": "BELMONT",
            "state": "CA",
            "postal_code": "940022617"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "900 LAUREL AVE",
            "city": "SAN MATEO",
            "state": "CA",
            "postal_code": "944014211",
            "telephone_number": "650-347-8808"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'ROURKE",
        "first_name": "JEAN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-10-23",
        "last_updated": "2026-10-23",
        "certification_date": "2026-10-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• James C O'Connell, NP
• Sean O'Grady, D.C.
• Shelby Ann O'Hara
• Keirsty Marie O'Keeffe, M.A., MFTI
• Madison O'Rielly
• Nanami Oba
• Nicolas Errol Oberes-Padre
• Carson Oberst
• Lynda Ifeoma Obi
• Aiza Oblepias

• Addiction (Substance Use Disorder) Counselor in San Mateo, CA
• Providers in San Mateo, CA by specialty
• Addiction (Substance Use Disorder) Counselor in California

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

Verify at the official NPI Registry.