John Mather

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

374 Stockholm St
Brooklyn, NY 11237-4006

Phone

(718) 963-7272

NPI assigned

Apr 11, 2025

Last updated

Aug 28, 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)

Not enrolled

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

{
    "created_epoch": "1744329600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787875200000",
    "number": "1437944105",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "374 STOCKHOLM ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112374006",
            "telephone_number": "718-963-7272"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "374 STOCKHOLM ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112374006",
            "telephone_number": "718-963-7272"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MATHER",
        "first_name": "JOHN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-04-11",
        "last_updated": "2026-08-28",
        "certification_date": "2026-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": true
        },
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "NY",
            "license": "347103",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lisa Mathai, LMSW
• Cassandra Mathelier, LCSW
• Sandra Mathelier
• Ruby Mathen
• Catherine Mather, LCSW
• Douglas Mathern, MD/PHD
• Jazmine Evonne Matherson- White
• Marti Lynn Mathes
• Alex K Mathew
• Anjali Mathew, LMSW

• Student in an Organized Health Care Education/Training Program in Brooklyn, NY
• Providers in Brooklyn, NY by specialty
• Student in an Organized Health Care Education/Training Program in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 28, 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.