Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Deborah Sobieszczyk, MSW

Clinical Social Worker in Oak Brook, IL · enumerated 2007.

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

National Provider Identifier

1992843858

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Registry record

Entity type Individual (Type 1)

Name Deborah Sobieszczyk

Credential MSW

Sex Female

Practice address 2907 Butterfield Rd, Suite 240, Oak Brook, IL, 60523

Phone (630) 586-0900

Fax (630) 586-9990

Enumeration date Feb 2, 2007

Last updated in NPPES Sep 25, 2014

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 149-008746 (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 Deborah Sobieszczyk?

The National Provider Identifier (NPI) for Deborah Sobieszczyk is 1992843858, a Type 1 (individual) record in the CMS NPPES registry.

Where does Deborah Sobieszczyk practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-09-25.