Individual provider · Type 1 NPI
Colm Johnston
Psychologist · Arlington, VA
Practice location
2000 15th St N Ste 1003
Arlington, VA 22201-2610
Specialties and licenses
| Taxonomy | Code | License |
|---|---|---|
| Psychologist Primary | 103T00000X | 0810009507 (VA) |
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 1124935671
Colm Johnston's National Provider Identifier is 1124935671, issued on Aug 27, 2026. The primary taxonomy on file is Psychologist (103T00000X), and the practice location is in Arlington, VA. The record was last updated on Aug 27, 2026.