Individual provider Active NPI

Heidi Jane Sonnenburg

  • Occupational Therapist
  • Madison, WI
National Provider Identifier
1437190592
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational TherapistTaxonomy code 225X00000X
License
214-026 Issued in WI
Practice address
7818 Big Sky Dr
Suite 106
Madison, WI 53719-3524
Phone
(608) 238-1321
Fax
(608) 238-5870
NPI assigned
Jun 9, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Occupational Therapist 225X00000X 214-026 WI Primary

Addresses

Primary practice location

7818 Big Sky Dr
Suite 106
Madison, WI 53719-3524

Mailing address

5516 Greening LN
Madison, WI 53705-1220
Phone (608) 238-1321

Other names 1

  • Heidi J Sonnenburg Professional 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
214-026WIMDOccupational Therapist
214WIMDPerfusionist

NPI Registry JSON

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

{
    "created_epoch": "1149811200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1437190592",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5516 GREENING LN",
            "city": "MADISON",
            "state": "WI",
            "postal_code": "537051220",
            "telephone_number": "608-238-1321",
            "fax_number": "608-238-5870"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7818 BIG SKY DR",
            "address_2": "SUITE 106",
            "city": "MADISON",
            "state": "WI",
            "postal_code": "537193524",
            "telephone_number": "608-238-1321",
            "fax_number": "608-238-5870"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SONNENBURG",
        "first_name": "HEIDI",
        "middle_name": "JANE",
        "name_prefix": "Ms.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-06-09",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "WI",
            "license": "214-026",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "HEIDI",
            "last_name": "SONNENBURG",
            "middle_name": "J",
            "credential": "OT",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

Other providers in Madison, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.