Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Lydia Session

Marriage & Family Therapist in Riverside, CA · enumerated 2011 · practices at County of Riverside.

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

National Provider Identifier

1679855936

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Registry record

Entity type Individual (Type 1)

Name Lydia Session

Sex Female

Practice address Riverside, CA, 92501

Phone (951) 358-4544

Enumeration date Sep 13, 2011

Last updated in NPPES May 13, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers Secondary

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 111640 (CA) 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 Lydia Session?

The National Provider Identifier (NPI) for Lydia Session is 1679855936, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lydia Session practice?

The practice location on file with NPPES is in Riverside, CA. 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 2024-05-13.