Justin Guzzetti

Primary specialty

Mental Health CounselorTaxonomy code 101YM0800X

Practice address

31 Lake St
Gardner, MA 01440-3879

Phone

(978) 632-1677

NPI assigned

Oct 13, 2026

Last updated

Oct 13, 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 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": "1791849600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791849600000",
    "number": "1275438723",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 MANN ST",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016023414",
            "telephone_number": "508-755-0333"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "31 LAKE ST",
            "city": "GARDNER",
            "state": "MA",
            "postal_code": "014403879",
            "telephone_number": "978-632-1677"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUZZETTI",
        "first_name": "JUSTIN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-10-13",
        "last_updated": "2026-10-13",
        "certification_date": "2026-10-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Brian Clifton Greene
• Tina M Griffin, DNP, FNP-C
• William M Griffin, RNCS PC APRN BC
• Venturiely Grullon
• Nichole Guilderson
• Gvna Healthcare, Inc
• Mary D Hachey
• Kevin T Hadmack, M.ED.
• Marian Frances Hagopian, LMHC
• Eleanor E. Hagwood, M.ED., CAGS

• Mental Health Counselor in Gardner, MA
• Providers in Gardner, MA by specialty
• Mental Health Counselor in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.