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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

OPEN BOOK THERAPY
NPI 1073420469
Counselor - Mental Health in La Verne, CA

Active since August 24, 2026
4723 FOX GLEN AVE, LA VERNE, CA 91750(909) 526-0349 Get Directions Write a Review

NPPES record added: August 24, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Open Book Therapy NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OPEN BOOK THERAPY (NPI 1073420469) is a healthcare organization registered as a mental health in La Verne, California and active in the NPI registry since August 2026. The organization lists Jamie L Griffith, Owner, as its authorized official.

NPPES Registry Identity

NPI1073420469
Entity TypeOrganization
Primary Taxonomy101YM0800X
Legal Business NameOPEN BOOK THERAPY
Location Address4723 FOX GLEN AVELa Verne, CA 91750-1839
Mailing Address301 E Arrow Hwy Ste 101San Dimas, CA 91773-3364 · (909) 526-0349
Phone(909) 526-0349
Organization SubpartNo
Authorized OfficialJamie L GriffithOwner · (915) 880-4066
Enumeration DateAugust 24, 2026
NPPES CertifiedAugust 24, 2026
✔ NPI 1073420469 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
4723 FOX GLEN AVE, La Verne, CA 91750
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JAMIE L GRIFFITH
Counselor (Professional)
4723 FOX GLEN AVE
LA VERNE, CA 91750
Los Angeles County (909) 526-0349

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Open Book Therapy's NPI number?

The NPI number for Open Book Therapy is 1073420469. It was assigned to this organization in the NPPES registry on August 24, 2026.

Where is Open Book Therapy located?

Open Book Therapy is located at 4723 Fox Glen Ave, La Verne, CA 91750. The listed phone number is (909) 526-0349.

What is Open Book Therapy's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Open Book Therapy was last updated on August 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.