Individual provider Active NPI

William J Cannon, MD

  • Internal Medicine Physician
  • Fort Atkinson, WI
National Provider Identifier
1912971243
Registry record updated Oct 7, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
65437-20 Issued in WI
Practice address
500 McMillen St
Fort Atkinson, WI 53538-1233
Phone
(920) 563-5571
NPI assigned
Feb 14, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 7, 2022

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 36081211 IL
Internal Medicine Physician 207R00000X 65437 WI
Internal Medicine Physician 207R00000X 65437-20 WI Primary

Addresses

Primary practice location

500 McMillen St
Fort Atkinson, WI 53538-1233

Mailing address

PO Box 249
Fort Atkinson, WI 53538-0249

Other identifiers 1

IdentifierTypeStateIssuer
36081211MedicaidIL

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
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
36081211ILMDInternal Medicine Physician
65437WIMDInternal Medicine Physician
65437-20WIMDInternal Medicine Physician

NPI Registry JSON

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

{
    "created_epoch": "1139875200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1665100800000",
    "number": "1912971243",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 249",
            "city": "FORT ATKINSON",
            "state": "WI",
            "postal_code": "535380249"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "500 MCMILLEN ST",
            "city": "FORT ATKINSON",
            "state": "WI",
            "postal_code": "535381233",
            "telephone_number": "920-563-5571"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CANNON",
        "first_name": "WILLIAM",
        "middle_name": "J",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-14",
        "last_updated": "2022-10-07",
        "certification_date": "2022-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "36081211",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WI",
            "license": "65437",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WI",
            "license": "65437-20",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "36081211",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Atkinson, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 7, 2022; 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.