Individual provider · Type 1 NPI

Lynn Sewester Underwood, MA, LCPC

Professional Counselor · O Fallon, IL

NPI number 1700353679 Active

About NPI 1700353679

Lynn Sewester Underwood, MA, LCPC's National Provider Identifier is 1700353679, issued on Oct 30, 2018. The primary taxonomy on file is Professional Counselor (101YP2500X), and the practice location is in O Fallon, IL. The record was last updated on Nov 17, 2025.