Active NPI
Rebecca Czajkowski
- Speech-Language Pathologist
- Fond Du Lac, WI
National Provider Identifier
1790607471
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Speech-Language Pathologist
- License
- 7436
- Practice address
- 210 Wisconsin American Dr
Fond Du Lac, WI 54937-2999 - Phone
- (920) 907-7270
- NPI assigned
- Jul 27, 2026
- Last updated
- Aug 14, 2026
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Speech-Language Pathologist | 235Z00000X | 7436 | WI | Primary |
Addresses
Primary practice location
210 Wisconsin American Dr
Fond Du Lac, WI 54937-2999
Mailing address
PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100428838 | Medicaid | WI |
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)
- Not enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1785110400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786665600000",
"number": "1790607471",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 735044",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606735044",
"telephone_number": "800-326-2250"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "210 WISCONSIN AMERICAN DR",
"city": "FOND DU LAC",
"state": "WI",
"postal_code": "549372999",
"telephone_number": "920-907-7270"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CZAJKOWSKI",
"first_name": "REBECCA",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-07-27",
"last_updated": "2026-08-14",
"certification_date": "2026-08-14",
"status": "A"
},
"taxonomies": [
{
"code": "235Z00000X",
"taxonomy_group": "",
"desc": "Speech-Language Pathologist",
"state": "WI",
"license": "7436",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "100428838",
"state": "WI"
}
],
"endpoints": [],
"other_names": []
}Other providers in Fond Du Lac, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 14, 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.