Individual provider · Type 1 NPI

Gianna Claudia Leoncavallo, M.A.

Mental Health Counselor · Lake Stevens, WA

NPI number 1407088669 Active

About NPI 1407088669

Gianna Claudia Leoncavallo, M.A.'s National Provider Identifier is 1407088669, issued on Aug 20, 2009. The primary taxonomy on file is Mental Health Counselor (101YM0800X), and the practice location is in Lake Stevens, WA. The record was last updated on Sep 22, 2025.