Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Diane M Toren, COTA/L

Q: What is the NPI number for Diane Toren?

The National Provider Identifier (NPI) for Diane Toren is 1174865828, a Type 1 (individual) record in the CMS NPPES registry.

Occupational Therapy Assistant in Dyer, IN · enumerated 2013.

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

National Provider Identifier

1174865828

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Registry record

Entity type Individual (Type 1)

Name Mrs. Diane M Toren

Credential COTA/L

Sex Female

Practice address 641 211th Pl, Dyer, IN, 46311

Phone (219) 322-2076

Enumeration date Mar 20, 2013

Last updated in NPPES Mar 20, 2013

Taxonomy & licenses

224Z00000X Occupational Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 057000366 (IL) Secondary

224Z00000X Occupational Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 32000102A (IN) 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 Diane Toren?

The National Provider Identifier (NPI) for Diane Toren is 1174865828, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diane Toren practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-03-20.