Individual provider Active NPI

John G Knox, AUD

  • Audiologist
  • Milwaukee, WI
National Provider Identifier
1073651048
Registry record updated Nov 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
AudiologistTaxonomy code 231H00000X
License
24 Issued in WI
Practice address
9200 W Wisconsin Ave
Milwaukee, WI 53226-3522
Phone
(414) 805-3666
NPI assigned
Feb 2, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Audiologist 231H00000X 24 WI Primary

Addresses

Primary practice location

9200 W Wisconsin Ave
Milwaukee, WI 53226-3522

Mailing address

9200 W Wisconsin Ave
Milwaukee, WI 53226-3522
Phone (414) 805-5587

Other practice location 1

7901 S 61st St
Oak Creek, WI 53154
Phone (414) 346-8166

Other practice location 2

4805 S Moorland Rd # Rc
New Berlin, WI 53151-7401
Phone (262) 798-7200

Other identifiers 1

IdentifierTypeStateIssuer
41114200MedicaidWI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20071012000496 WI Practitioner - Qualified Audiologist 5395831945 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Qualified Audiologist
Education
Other, 1986
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

4805 S Moorland Rd
New Berlin, WI 53151-7401
Phone (262) 798-7200

W168N11237 Western Ave
Germantown, WI 53022-3239
Phone (262) 253-5060

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
The Medical College of Wisconsin, Inc. Current Accepting new patients
Froedtert &the Medical College of Wisconsin Community Physicians, Inc. CurrentSince Sep 26, 2025 Accepting new patients
Froedtert &the Medical College of Wisconsin Community Physicians, Inc. CurrentSince Sep 26, 2025 Accepting new patients

Locations

W168N11237 Western Ave
Germantown, WI 53022
Phone (262) 253-5060

4805 S Moorland Rd
New Berlin, WI 53151
Phone (262) 798-7200

8701 Watertown Plank Rd
Wauwatosa, WI 53226
Phone (414) 456-4100

1155 N Mayfair Rd
Wauwatosa, WI 53226
Phone (414) 955-5990

9200 W Wisconsin Ave
Wauwatosa, WI 53226
Phone (414) 259-3000

10000 W Innovation Dr
Wauwatosa, WI 53226

Organizations & group practices 3

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": "1170374400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763337600000",
    "number": "1073651048",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9200 W WISCONSIN AVE",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532263522",
            "telephone_number": "414-805-5587"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9200 W WISCONSIN AVE",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532263522",
            "telephone_number": "414-805-3666"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7901 S 61st St",
            "address_purpose": "LOCATION",
            "city": "Oak Creek",
            "state": "WI",
            "postal_code": "53154",
            "country_code": "US",
            "telephone_number": "414-346-8166",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4805 S Moorland Rd # Rc",
            "address_purpose": "LOCATION",
            "city": "New Berlin",
            "state": "WI",
            "postal_code": "531517401",
            "country_code": "US",
            "telephone_number": "262-798-7200",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KNOX",
        "first_name": "JOHN",
        "middle_name": "G",
        "name_prefix": "Mr.",
        "credential": "AUD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-02-02",
        "last_updated": "2025-11-17",
        "certification_date": "2025-11-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "231H00000X",
            "taxonomy_group": "",
            "desc": "Audiologist",
            "state": "WI",
            "license": "24",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "41114200",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Milwaukee, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 17, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.