Individual provider · Type 1 NPI

Mark F. Geer

Psychologist · Wellesley, MA

NPI number 1609843507 Active

Practice location

11 River St, Colony Care Behavioral Health
Wellesley, MA 02481-2098

Call (781) 431-1177 Map

Fax (781) 431-1181

Specialties and licenses

TaxonomyCodeLicense
Psychologist Primary 103T00000X2969 (MA)

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 1609843507

Mark F. Geer's National Provider Identifier is 1609843507, issued on Mar 1, 2006. The primary taxonomy on file is Psychologist (103T00000X), and the practice location is in Wellesley, MA. The record was last updated on Jul 13, 2026.