Individual provider Active NPI

Michael A Defazio, MSSW LICSW CADC III

  • Social Worker
  • Kenosha, WI
National Provider Identifier
1154407419
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
1165 Issued in WI
Practice address
3734 7TH Ave
Ste 24
Kenosha, WI 53140
Phone
(262) 654-0487
Fax
(262) 654-2434
NPI assigned
Oct 30, 2006
Sex
Male
Sole proprietor
No

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
Addiction (Substance Use Disorder) Counselor 101YA0400X 044 WI
Social Worker 104100000X 1165 WI Primary

Addresses

Primary practice location

3734 7TH Ave
Ste 24
Kenosha, WI 53140

Mailing address

3734 7TH Ave
Ste 24
Kenosha, WI 53140
Phone (262) 654-0487

Other identifiers 1

IdentifierTypeStateIssuer
39548700MedicaidWI

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
044WIMDAddiction (Substance Use Disorder) Counselor
1165WIMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Psychiatric & Psychotherapy Clinic L I Newman MD SC Gen PTR Addiction (Substance Use Disorder) Past Accepting new patients
Neuropsychological Consultants Inc Past Accepting new patients

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1162166400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1154407419",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3734 7TH AVE",
            "address_2": "STE 24",
            "city": "KENOSHA",
            "state": "WI",
            "postal_code": "53140",
            "telephone_number": "262-654-0487",
            "fax_number": "262-654-2434"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3734 7TH AVE",
            "address_2": "STE 24",
            "city": "KENOSHA",
            "state": "WI",
            "postal_code": "53140",
            "telephone_number": "262-654-0487",
            "fax_number": "262-654-2434"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DEFAZIO",
        "first_name": "MICHAEL",
        "middle_name": "A",
        "name_prefix": "Mr.",
        "credential": "MSSW LICSW CADC III",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-30",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "WI",
            "license": "044",
            "primary": false
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "WI",
            "license": "1165",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "39548700",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Kenosha, WI

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.