Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Diana French Horowitz, MPT

Physical Therapist in Odenton, MD · enumerated 2006.

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

National Provider Identifier

1346203510

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Registry record

Entity type Individual (Type 1)

Name Mrs. Diana French Horowitz

Credential MPT

Sex Female

Practice address 1215 Annapolis Rd, Suite 204, Odenton, MD, 21113

Phone (410) 551-0123

Fax (410) 551-0125

Enumeration date Apr 10, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 19760 (MD) 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

What is the NPI number for Diana Horowitz?

The National Provider Identifier (NPI) for Diana Horowitz is 1346203510, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diana Horowitz practice?

The practice location on file with NPPES is in Odenton, MD. 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 2007-07-08.