Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Callie Slater, BA
Health Educator in Waukegan, IL · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1427838663
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Registry record
Entity type Individual (Type 1)
Name Callie Slater
Credential BA
Sex Female
Practice address 2400 Belvidere Rd Rm 1132, Waukegan, IL, 60085
Phone (847) 377-8242
Enumeration date Oct 4, 2023
Last updated in NPPES Oct 4, 2023
Taxonomy & licenses
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 Callie Slater practice?
The practice location on file with NPPES is in Waukegan, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Callie Slater?
The National Provider Identifier (NPI) for Callie Slater is 1427838663, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-10-04.