Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Leslie Velgach, LSW

Social Worker in Chicago, IL · enumerated 2017.

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

National Provider Identifier

1629506126

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Registry record

Entity type Individual (Type 1)

Name Leslie Velgach

Credential LSW

Sex Female

Practice address 1 E Superior St Ste 306, Chicago, IL, 60611

Phone (312) 815-9660

Enumeration date May 27, 2017

Last updated in NPPES Mar 5, 2019

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 150101745 (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 Leslie Velgach?

The National Provider Identifier (NPI) for Leslie Velgach is 1629506126, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leslie Velgach practice?

The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-03-05.