Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Diane Turini Mize, MFT

Q: What is the NPI number for Diane Mize?

The National Provider Identifier (NPI) for Diane Mize is 1750433876, a Type 1 (individual) record in the CMS NPPES registry.

Marriage & Family Therapist in Simi Valley, CA · enumerated 2007.

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

National Provider Identifier

1750433876

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Registry record

Entity type Individual (Type 1)

Name Diane Turini Mize

Credential MFT

Sex Female

Practice address 1633 Erringer Rd, Suite 207, Simi Valley, CA, 93065

Phone (805) 578-2425

Fax (805) 578-8769

Enumeration date Jan 17, 2007

Last updated in NPPES Feb 27, 2009

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 38366 (CA) Primary

Other identifiers

Identifier	Type	State	Issuer
1750433876	Other	CA	ANTHEM BLUE CROSS

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 Mize?

The National Provider Identifier (NPI) for Diane Mize is 1750433876, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diane Mize practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-02-27.