Individual provider · Type 1 NPI

John Stuart Ablon, PhD

Psychologist · Boston, MA

NPI number 1629068929 Active

Practice location

55 Fruit Street Yaw A 6900, Massachusetts General Hospital
Boston, MA 02114

Fax (617) 726-7541

Mailing address

PO Box 9142, Mass General Physician Organization
Charlestown, MA 02129-9142

Specialties and licenses

TaxonomyCodeLicense
Psychologist Primary 103T00000X7542 (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 1629068929

John Stuart Ablon, PhD's National Provider Identifier is 1629068929, issued on Oct 27, 2005. The primary taxonomy on file is Psychologist (103T00000X), and the practice location is in Boston, MA. The record was last updated on Jul 13, 2026.