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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

BUILDING BLOCKS PSYCHOLOGICAL SERVICES
NPI 1689592164
Psychologist - Clinical Child & Adolescent in Long Beach, CA

Active since July 09, 2026
4401 ATLANTIC AVE STE 250, LONG BEACH, CA 90807(949) 697-9335 Get Directions Write a Review

NPPES record added: July 9, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Building Blocks Psychological Services NPPES

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

BUILDING BLOCKS PSYCHOLOGICAL SERVICES (NPI 1689592164) is a healthcare organization registered as a clinical child & adolescent in Long Beach, California and active in the NPI registry since July 2026. The organization lists Twila Clark, Owner, as its authorized official.

NPPES Registry Identity

NPI1689592164
Entity TypeOrganization
Primary Taxonomy103TC2200X
Legal Business NameBUILDING BLOCKS PSYCHOLOGICAL SERVICES
Location Address4401 ATLANTIC AVE STE 250Long Beach, CA 90807-2218
Mailing Address52 CliffordIrvine, CA 92618-8866 · (949) 697-9335
Phone(949) 697-9335
Organization SubpartNo
Authorized OfficialTwila ClarkOwner · (949) 697-9335
Enumeration DateJuly 9, 2026
NPPES CertifiedJuly 9, 2026
✔ NPI 1689592164 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Clinical Child & AdolescentBehavioral Health & Social Service Providers
Taxonomy Code103TC2200X
Definition
A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.
4401 ATLANTIC AVE STE 250, Long Beach, CA 90807
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 Building Blocks Psychological Services's NPI number?

The NPI number for Building Blocks Psychological Services is 1689592164. It was assigned to this organization in the NPPES registry on July 9, 2026.

Where is Building Blocks Psychological Services located?

Building Blocks Psychological Services is located at 4401 Atlantic Ave Ste 250, Long Beach, CA 90807. The listed phone number is (949) 697-9335.

What is Building Blocks Psychological Services's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

When was this NPI record last updated?

The NPPES record for Building Blocks Psychological Services was last updated on July 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 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.