Individual provider · Type 1 NPI

Donna Lettieri-Marks, PSY.D.

Clinical Psychologist · Naperville, IL

NPI number 1346233665 Active

Practice location

55 S Main St, Suite 371
Naperville, IL 60540-5372

Call (630) 904-6610 Map

Fax (630) 544-3429

Specialties and licenses

TaxonomyCodeLicense
Clinical Psychologist Primary 103TC0700XNone listed

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 1346233665

Donna Lettieri-Marks, PSY.D.'s National Provider Identifier is 1346233665, issued on Aug 23, 2005. The primary taxonomy on file is Clinical Psychologist (103TC0700X), and the practice location is in Naperville, IL. The record was last updated on Jul 13, 2026.