Individual provider Active NPI

Tad Mark Johnson, MD

  • Allergy Physician
  • Janesville, WI
National Provider Identifier
1659339919
Registry record updated Sep 6, 2012
On this page

Key facts

NPPES NPI Registry
Primary specialty
Allergy PhysicianTaxonomy code 207KA0200X
License
25307 Issued in WI
Practice address
3524 E Milwaukee St
Janesville, WI 53546-1626
Phone
(608) 756-7100
Fax
(608) 756-4700
NPI assigned
May 3, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 6, 2012

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Allergy Physician 207KA0200X 25307 WI Primary

Addresses

Primary practice location

3524 E Milwaukee St
Janesville, WI 53546-1626

Mailing address

3524 E Milwaukee St
Janesville, WI 53546-1626
Phone (608) 756-7100

Other identifiers 4

IdentifierTypeStateIssuer
JOHNSTADOtherWIMERCYCARE INSURANCE
1659339919OtherWIBCBSWI
1659339919MedicaidWI
30661900MedicaidWI

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
3325WIMDNurse Practitioner

NPI Registry JSON

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

{
    "created_epoch": "1146614400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1346889600000",
    "number": "1659339919",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3524 E MILWAUKEE ST",
            "city": "JANESVILLE",
            "state": "WI",
            "postal_code": "535461626",
            "telephone_number": "608-756-7100",
            "fax_number": "608-756-4700"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3524 E MILWAUKEE ST",
            "city": "JANESVILLE",
            "state": "WI",
            "postal_code": "535461626",
            "telephone_number": "608-756-7100",
            "fax_number": "608-756-4700"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "TAD",
        "middle_name": "MARK",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-03",
        "last_updated": "2012-09-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207KA0200X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology, Allergy",
            "state": "WI",
            "license": "25307",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MERCYCARE INSURANCE",
            "identifier": "JOHNSTAD",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBSWI",
            "identifier": "1659339919",
            "state": "WI"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1659339919",
            "state": "WI"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "30661900",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Janesville, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 6, 2012; 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.