Individual provider · Type 1 NPI

John Trojanowski, PSYD

Clinical Psychologist · Berkeley, CA

NPI number 1073804910 Active

Practice location

1400 Shattuck Ave Ste 12-216
Berkeley, CA 94709-1411

Specialties and licenses

TaxonomyCodeLicense
Clinical Psychologist Primary 103TC0700XPSY31863 (CA)

Clinical Psychologist: A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of discip…

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About NPI 1073804910

John Trojanowski, PSYD's National Provider Identifier is 1073804910, issued on Apr 26, 2011. The primary taxonomy on file is Clinical Psychologist (103TC0700X), and the practice location is in Berkeley, CA. The record was last updated on Feb 20, 2026.