Active NPI
Madeline Jean Walder, PHARMD.
- Pharmacist
- Chicago, IL
National Provider Identifier
1053926147
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pharmacist
- License
- 051302339
- Practice address
- 1800 W Lawrence Ave
Chicago, IL 60640-4002 - Phone
- (773) 334-3736
- NPI assigned
- Sep 15, 2020
- 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 |
|---|---|---|---|---|
| Pharmacist | 183500000X | 051302339 | IL | Primary |
Addresses
Primary practice location
1800 W Lawrence Ave
Chicago, IL 60640-4002
Mailing address
1922 W Diversey Pkwy Apt 3
Chicago, IL 60614-6843
Phone (815) 685-5480
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
- Credentials
- Doctor of Pharmacy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 051302339 | IL | MD | Pharmacist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1600128000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780704000000",
"number": "1053926147",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1922 W DIVERSEY PKWY APT 3",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606146843",
"telephone_number": "815-685-5480"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1800 W LAWRENCE AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606404002",
"telephone_number": "773-334-3736"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WALDER",
"first_name": "MADELINE",
"middle_name": "JEAN",
"credential": "PHARMD.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-09-15",
"last_updated": "2026-06-06",
"certification_date": "2026-06-06",
"status": "A"
},
"taxonomies": [
{
"code": "183500000X",
"taxonomy_group": "",
"desc": "Pharmacist",
"state": "IL",
"license": "051302339",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Chicago, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 6, 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.