Massachusetts Mental Health Treatment LLC

Primary specialty

Adult Mental Health Clinic/CenterTaxonomy code 261QM0850X

Legal business name

MASSACHUSETTS MENTAL HEALTH TREATMENT LLC

Practice address

42 Winter St Ste 25
Pembroke, MA 02359-4958

Phone

(781) 801-3801

NPI assigned

Dec 2, 2024

Organization subpart

No

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name

Tom Frey

Title

Billing

Phone

(781) 801-3801

Specialties & licenses 1

Addresses

Locations

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

{
    "created_epoch": "1733097600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1759190400000",
    "number": "1558187096",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "42 WINTER ST STE 25",
            "city": "PEMBROKE",
            "state": "MA",
            "postal_code": "023594958"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "42 WINTER ST STE 25",
            "city": "PEMBROKE",
            "state": "MA",
            "postal_code": "023594958",
            "telephone_number": "781-801-3801"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MASSACHUSETTS MENTAL HEALTH TREATMENT LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-12-02",
        "last_updated": "2025-09-30",
        "certification_date": "2025-09-30",
        "status": "A",
        "authorized_official_last_name": "FREY",
        "authorized_official_first_name": "TOM",
        "authorized_official_title_or_position": "BILLING",
        "authorized_official_telephone_number": "781-801-3801"
    },
    "taxonomies": [
        {
            "code": "261QM0850X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Adult Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kelsey Marin, FNP-BC
• Colleen Martin
• Elizabeth Martin
• Eve Masiello, LICSW
• Mass Optometric Associates, PLLC
• Michele Ann Masse, FNP
• Shana Leigh Matlyak
• Emily Matrone, OT, OTD, OTR
• Emily McCabe
• Karen A McCabe

• Adult Mental Health Clinic/Center in Pembroke, MA
• Providers in Pembroke, MA by specialty
• Adult Mental Health Clinic/Center in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 30, 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.