Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Madeline Jean Walder, PHARMD.
Pharmacist in Chicago, IL · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1053926147
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Registry record
Entity type Individual (Type 1)
Name Madeline Jean Walder
Credential PHARMD.
Sex Female
Practice address 1800 W Lawrence Ave, Chicago, IL, 60640
Phone (773) 334-3736
Enumeration date Sep 15, 2020
Last updated in NPPES Jun 6, 2026
Taxonomy & licenses
PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy.
About the PHARMD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Madeline Walder practice?
The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Madeline Walder?
The National Provider Identifier (NPI) for Madeline Walder is 1053926147, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-06.