Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Janell Larson
Clinical Social Worker in Lisle, IL · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134876741
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Registry record
Entity type Individual (Type 1)
Name Janell Larson
Sex Female
Practice address 6040 Lincoln Ave Ste Bc, Lisle, IL, 60532
Phone (630) 524-4000
Enumeration date Mar 3, 2022
Last updated in NPPES Mar 3, 2022
Taxonomy & licenses
1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 149.016706 (IL) Primary
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 Janell Larson practice?
The practice location on file with NPPES is in Lisle, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Janell Larson?
The National Provider Identifier (NPI) for Janell Larson is 1134876741, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-03-03.