NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Brenna Leadingham, L.S.W

Social Worker in Downers Grove, IL · enumerated 2026.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1205789534

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Brenna Leadingham
Credential L.S.W
Sex Female
Practice address 5151 Mochel Dr Ste 307, Downers Grove, IL, 60515
Enumeration date Feb 17, 2026
Last updated in NPPES Feb 17, 2026

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 150.118722 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Brenna Leadingham?
The National Provider Identifier (NPI) for Brenna Leadingham is 1205789534, a Type 1 (individual) record in the CMS NPPES registry.
Where does Brenna Leadingham practice?
The practice location on file with NPPES is in Downers Grove, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-17.