Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Colleen Antczak, MS CCC SLP/L

Speech-Language Pathologist in Burr Ridge, IL · enumerated 2015 · practices at Dochas.

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

National Provider Identifier

1215300918

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Registry record

Entity type Individual (Type 1)

Name Colleen Antczak

Credential MS CCC SLP/L

Sex Female

Practice address 16w361 S Frontage Rd, Suite 131, Burr Ridge, IL, 60527

Phone (630) 590-5557

Enumeration date Nov 4, 2015

Last updated in NPPES Nov 4, 2015

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License 146.012611 (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 Colleen Antczak?

The National Provider Identifier (NPI) for Colleen Antczak is 1215300918, a Type 1 (individual) record in the CMS NPPES registry.

Where does Colleen Antczak practice?

The practice location on file with NPPES is in Burr Ridge, 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 2015-11-04.