Individual provider · Type 1 NPI

Jonathan Ryan Mah, RADT

Addiction (Substance Use Disorder) Counselor · Grass Valley, CA

NPI number 1124905484 Active

Practice location

159 Brentwood Dr
Grass Valley, CA 95945-5703

Call (530) 273-9541 Map

Mailing address

406 Sunrise Ave Ste 105
Roseville, CA 95661-4145

Specialties and licenses

TaxonomyCodeLicense
Addiction (Substance Use Disorder) Counselor Primary 101YA0400XR1623720725 (CA)

Addiction (Substance Use Disorder) Counselor: Definition to come...

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About NPI 1124905484

Jonathan Ryan Mah, RADT's National Provider Identifier is 1124905484, issued on Aug 19, 2025. The primary taxonomy on file is Addiction (Substance Use Disorder) Counselor (101YA0400X), and the practice location is in Grass Valley, CA. The record was last updated on Aug 19, 2025.