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MRS. DIANA PETERSON JOHNSON LCSW
NPI 1992137269
Social Worker - School in Sunnyvale, CA

Active since August 08, 2013
450 N SUNNYVALE AVE, SUNNYVALE, CA 94085(408) 522-8200 Get Directions Write a Review

NPPES record last updated: August 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mrs. Diana Peterson Johnson Lcsw NPPES

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

MRS. DIANA PETERSON JOHNSON LCSW (NPI 1992137269) is an individual school provider in Sunnyvale, California, licensed in California (91750) and active in the NPI registry since August 2013.

NPPES Registry Identity

NPI1992137269
Entity TypeIndividualFemale
Primary Taxonomy1041S0200X
Provider Legal NameMRS. DIANA PETERSON JOHNSONCredential: LCSW
Location Address450 N SUNNYVALE AVESunnyvale, CA 94085-4320
Mailing Address450 N Sunnyvale AveSunnyvale, CA 94085-4320 · (408) 522-8200
Phone(408) 522-8200
Sole ProprietorNo
Enumeration DateAugust 8, 2013
Last NPPES UpdateAugust 22, 2025
NPPES CertifiedAugust 22, 2025
✔ NPI 1992137269 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · SchoolBehavioral Health & Social Service Providers
Taxonomy Code1041S0200X
License✔ Licensed in CA · 91750
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
450 N SUNNYVALE AVE, Sunnyvale, CA 94085
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Other Providers at the Same Location NPPES 3

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

PACIFIC CLINICS
Community/Behavioral Health
450 N SUNNYVALE AVE
SUNNYVALE, CA 94085
Santa Clara County (408) 522-8229
ERIKA BRITTAIN
Psychologist (School)
450 N SUNNYVALE AVE
SUNNYVALE, CA 94085
Santa Clara County (408) 522-8229
CAITLIN MCNERNEY
Psychologist (School)
450 N SUNNYVALE AVE
SUNNYVALE, CA 94085
Santa Clara County (408) 522-8229

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 Diana Johnson's NPI number?

The NPI number for Diana Johnson is 1992137269. It was assigned to this individual provider in the NPPES registry on August 8, 2013.

Where is Diana Johnson located?

Diana Johnson practices at 450 N Sunnyvale Ave, Sunnyvale, CA 94085. The listed phone number is (408) 522-8200.

What is Diana Johnson's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in School, with taxonomy code 1041S0200X.

When was this NPI record last updated?

The NPPES record for Diana Johnson was last updated on August 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.