Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Sadie Thornhill

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1639533326

Sadie Thornhill is an Addiction (Substance Use Disorder) Counselor in Santa Rosa, California. Licensed in California. Registered with an NPI since 2016.

Licensed in
CA
In the registry since
2016

Practice location Address checks out

3554 Round Barn Blvd 100
Santa Rosa, CA 95403-0929
Phone: (707) 571-2514
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 90146 (CA)

Record details

NPI number1639533326
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedApril 8, 2016
Last updated in NPPESApril 8, 2016

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