Individual provider · Type 1 NPI

John R. Maas

Hearing Instrument Specialist · Yakima, WA

NPI number 1972796597 Active

About NPI 1972796597

John R. Maas's National Provider Identifier is 1972796597, issued on Aug 27, 2007. The primary taxonomy on file is Hearing Instrument Specialist (237700000X), and the practice location is in Yakima, WA. The record was last updated on Aug 27, 2007.