Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Lisa Demarest, MS, LSW

Social Worker in Defiance, OH · enumerated 2008.

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

National Provider Identifier

1922264738

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Registry record

Entity type Individual (Type 1)

Name Lisa Demarest

Credential MS, LSW

Sex Female

Practice address 511 Perry St, Defiance, OH, 43512

Phone (419) 782-9920

Fax (419) 784-2523

Enumeration date Jul 31, 2008

Last updated in NPPES Jul 31, 2008

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Lisa Demarest?

The National Provider Identifier (NPI) for Lisa Demarest is 1922264738, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lisa Demarest practice?

The practice location on file with NPPES is in Defiance, OH. 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 2008-07-31.