Martin Francis Guilfoy, LADC I

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

13221 Issued in MA

Practice address

604 Washington St
Quincy, MA 02169-7211

Phone

(866) 682-9355

NPI assigned

May 23, 2022

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

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

{
    "created_epoch": "1653264000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742428800000",
    "number": "1457099178",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "29 WHITON AVE",
            "city": "QUINCY",
            "state": "MA",
            "postal_code": "021697309",
            "telephone_number": "617-691-3632"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "604 WASHINGTON ST",
            "city": "QUINCY",
            "state": "MA",
            "postal_code": "021697211",
            "telephone_number": "866-682-9355"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUILFOY",
        "first_name": "MARTIN",
        "middle_name": "FRANCIS",
        "credential": "LADC I",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-05-23",
        "last_updated": "2025-03-20",
        "certification_date": "2025-03-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "MA",
            "license": "13221",
            "primary": true
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": null,
            "license": "13221",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kathleen Jeannine Groom-Nguyen, MSW
• Beth A Grossman
• Michael H Gu, D.D.S.
• Emmy Guan
• Maria Cecilia Fernandez Guerra, DMD
• Eunide N Guillet
• Randy Edward Gunia, O.D.
• Yanjie Guo
• Ying Guo, DDS
• Alicja U Gupta, M.D.

• Addiction (Substance Use Disorder) Counselor in Quincy, MA
• Providers in Quincy, MA by specialty
• Addiction (Substance Use Disorder) Counselor in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 20, 2025; 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.