Individual provider · Type 1 NPI

David Lewallen, PSYD

Psychologist · West Linn, OR

NPI number 1457721979 Active

Practice location

21900 Willamette Dr Ste 202
West Linn, OR 97068-3284

Call (503) 653-0631 Map

Fax (503) 653-1464

Mailing address

190 SE 8th Ave # 181
Hillsboro, OR 97123-4216

Specialties and licenses

Taxonomy	Code	License
Mental Health Counselor	101YM0800X	None listed
Psychologist Primary	103T00000X	None listed

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 1457721979

David Lewallen, PSYD's National Provider Identifier is 1457721979, issued on Sep 26, 2015. The primary taxonomy on file is Psychologist (103T00000X), and the practice location is in West Linn, OR. The record was last updated on Jan 22, 2025.