Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Linda June Den Heijer, LISW-S

Clinical Social Worker in Delaware, OH · enumerated 2007.

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

National Provider Identifier

1598952756

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Registry record

Entity type Individual (Type 1)

Name Mrs. Linda June Den Heijer

Credential LISW-S

Sex Female

Practice address 94 N Sandusky St, Delaware, OH, 43015

Phone (740) 363-7234

Fax (740) 369-5931

Enumeration date Oct 1, 2007

Last updated in NPPES Nov 5, 2013

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License S0600353 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Linda Den Heijer?

The National Provider Identifier (NPI) for Linda Den Heijer is 1598952756, a Type 1 (individual) record in the CMS NPPES registry.

Where does Linda Den Heijer practice?

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

Other providers at this practice address

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Melanie Sauls Clinical Social Worker · Delaware, OH NPI 1851588834

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-11-05.