Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mark Eidemiller, LSW

Social Worker in Greensburg, PA · enumerated 2009.

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

National Provider Identifier

1457586711

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Registry record

Entity type Individual (Type 1)

Name Mark Eidemiller

Credential LSW

Sex Male

Practice address 1 Corporate Cir, Suite 2000, Greensburg, PA, 15601

Phone (724) 850-7300

Fax (724) 850-7778

Enumeration date May 15, 2009

Last updated in NPPES May 15, 2009

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers 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 Mark Eidemiller practice?

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

What is the NPI number for Mark Eidemiller?

The National Provider Identifier (NPI) for Mark Eidemiller is 1457586711, 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 2009-05-15.