Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Cynthia E Antczak, LISW

Social Worker in Highland Hills, OH · enumerated 2007.

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

National Provider Identifier

1619167723

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Registry record

Entity type Individual (Type 1)

Name Mrs. Cynthia E Antczak

Credential LISW

Sex Female

Practice address 4255 Northfield Rd, Highland Hills, OH, 44128

Phone (216) 292-9700

Fax (216) 378-4607

Enumeration date Jul 26, 2007

Last updated in NPPES Jul 26, 2007

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License I-0008291 (OH) 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

Where does Cynthia Antczak practice?

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

What is the NPI number for Cynthia Antczak?

The National Provider Identifier (NPI) for Cynthia Antczak is 1619167723, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-26.