Mark Mathena Jr.

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

Practice address

370 Linwood St
New Britain, CT 06052-1949

Phone

(860) 733-3400

NPI assigned

Sep 18, 2025

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

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1758153600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758153600000",
    "number": "1326910530",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "141 JONES DR",
            "city": "NEW BRITAIN",
            "state": "CT",
            "postal_code": "060533414",
            "telephone_number": "860-733-3400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "370 LINWOOD ST",
            "city": "NEW BRITAIN",
            "state": "CT",
            "postal_code": "060521949",
            "telephone_number": "860-733-3400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MATHENA",
        "first_name": "MARK",
        "name_suffix": "Jr.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-09-18",
        "last_updated": "2025-09-18",
        "certification_date": "2025-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CT",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Stacey Lynn Mastergeorge, MS, MFT
• Corinne Elizabeth Mastrianno, COTA/L
• Meghan Garrity Mastroianni, LPC
• James Matejek, SLP
• James Michael Matern, MD
• Johandra Matos
• Margaret Drozdowski Maule, DMD
• Lauren Maxwell, LCSW
• Jason Mayo, M.D.
• Karen Marie Mayo, LMSW

• Clinical Social Worker in New Britain, CT
• Providers in New Britain, CT by specialty
• Clinical Social Worker in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 18, 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.