Individual provider · Type 1 NPI

Matthew David Arnold, PSYD

Psychologist · Atascadero, CA

NPI number 1083378491 Active

Practice location

11708 Sinnard Ln
Atascadero, CA 93422-6018

Other practice locations

  • 650 Joel Dr, Fort Campbell, KY 42223-5318 · (360) 907-6872
  • 10333 El Camino Real, Atascadero, CA 93422-5808 · (805) 462-2882

Specialties and licenses

TaxonomyCodeLicense
Psychologist Primary 103T00000XPSY35896 (CA)

Psychologist: A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustmen…

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About NPI 1083378491

Matthew David Arnold, PSYD's National Provider Identifier is 1083378491, issued on Oct 22, 2021. The primary taxonomy on file is Psychologist (103T00000X), and the practice location is in Atascadero, CA. The record was last updated on Dec 5, 2025.