Individual provider Active NPI

Debbie S. Oldham, LCSW, CADC-D

  • Addiction (Substance Use Disorder) Counselor
  • Brookfield, WI
National Provider Identifier
1679669113
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
License
14427 Issued in WI
Practice address
17100 W Bluemound Rd
Suite 204
Brookfield, WI 53005-5950
Phone
(262) 894-1477
NPI assigned
Oct 4, 2006
Sex
Female
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
Addiction (Substance Use Disorder) Counselor 101YA0400X 14427 WI Primary
Clinical Social Worker 1041C0700X 2398-123 WI

Addresses

Primary practice location

17100 W Bluemound Rd
Suite 204
Brookfield, WI 53005-5950

Mailing address

17100 W. Bluemound Rd.
Suite 204
Brookfield, WI 53005
Phone (262) 894-1477

Other names 1

  • Prof. Debbie Jean Sudtelgte Former name

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
14427WIMDAddiction (Substance Use Disorder) Counselor
2398-123WIMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1159920000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1679669113",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17100 W. BLUEMOUND RD.",
            "address_2": "SUITE 204",
            "city": "BROOKFIELD",
            "state": "WI",
            "postal_code": "53005",
            "telephone_number": "262-894-1477"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17100 W BLUEMOUND RD",
            "address_2": "SUITE 204",
            "city": "BROOKFIELD",
            "state": "WI",
            "postal_code": "530055950",
            "telephone_number": "262-894-1477"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OLDHAM",
        "first_name": "DEBBIE",
        "middle_name": "S.",
        "credential": "LCSW, CADC-D",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-10-04",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "WI",
            "license": "14427",
            "primary": true
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "WI",
            "license": "2398-123",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "DEBBIE",
            "last_name": "SUDTELGTE",
            "middle_name": "JEAN",
            "prefix": "PROF.",
            "credential": "CICSW",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Brookfield, 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.