Individual provider Active NPI

Stephen G. Matson, M.S.W., L.C.S.W.

  • Marriage & Family Therapist
  • Morristown, NJ
National Provider Identifier
1669690442
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Marriage & Family TherapistTaxonomy code 106H00000X
License
37FIOO104400 Issued in NJ
Practice address
14 Elm St
Morristown, NJ 07960-8101
Phone
(973) 539-3839
Fax
(973) 539-5224
NPI assigned
Apr 24, 2007
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 44SC01167400 NJ
Marriage & Family Therapist 106H00000X 37FIOO104400 NJ Primary

Addresses

Primary practice location

14 Elm St
Morristown, NJ 07960-8101

Mailing address

14 Elm Street
Morristown, NJ 07960-4196
Phone (973) 539-3839

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
44SC01167400NJMDClinical Social Worker
37FIOO104400NJMDMarriage & Family Therapist

NPI Registry JSON

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

{
    "created_epoch": "1177372800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1669690442",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "14 ELM STREET",
            "city": "MORRISTOWN",
            "state": "NJ",
            "postal_code": "079604196",
            "telephone_number": "973-539-3839",
            "fax_number": "973-539-5224"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "14 ELM ST",
            "city": "MORRISTOWN",
            "state": "NJ",
            "postal_code": "079608101",
            "telephone_number": "973-539-3839",
            "fax_number": "973-539-5224"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MATSON",
        "first_name": "STEPHEN",
        "middle_name": "G.",
        "name_prefix": "Mr.",
        "credential": "M.S.W., L.C.S.W.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-04-24",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "NJ",
            "license": "44SC01167400",
            "primary": false
        },
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "NJ",
            "license": "37FIOO104400",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Morristown, NJ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.