Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Shelby Zelazik

Behavior Analyst in Tinley Park, IL · enumerated 2020.

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

National Provider Identifier

1487288114

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Registry record

Entity type Individual (Type 1)

Name Shelby Zelazik

Sex Female

Practice address 8200 185th St Ste Ab, Tinley Park, IL, 60487

Phone (708) 580-0440

Enumeration date Mar 3, 2020

Last updated in NPPES Mar 3, 2020

Taxonomy & licenses

103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License 12041712 (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.

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Frequently asked questions

What is the NPI number for Shelby Zelazik?

The National Provider Identifier (NPI) for Shelby Zelazik is 1487288114, a Type 1 (individual) record in the CMS NPPES registry.

Where does Shelby Zelazik practice?

The practice location on file with NPPES is in Tinley Park, 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 2020-03-03.