Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Catherine D Asteriou

Social Worker in Eaton Rapids, MI · enumerated 2020.

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

National Provider Identifier

1982229837

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Registry record

Entity type Individual (Type 1)

Name Catherine D Asteriou

Sex Female

Practice address 1500 S Main St, Eaton Rapids, MI, 48827

Phone (517) 999-4500

Enumeration date Jun 16, 2020

Last updated in NPPES Sep 17, 2020

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 6801107156 (MI) 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 Catherine Asteriou practice?

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

What is the NPI number for Catherine Asteriou?

The National Provider Identifier (NPI) for Catherine Asteriou is 1982229837, 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 2020-09-17.