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

Kathy Thomsen

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1891974085

Kathy Thomsen is an Addiction (Substance Use Disorder) Counselor in San Bernardino, California. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

2075 N Arrowhead Ave
San Bernardino, CA 92405-4117
Phone: (909) 881-0390
Fax: (909) 881-0391
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

Record details

NPI number1891974085
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 24, 2007
Last updated in NPPESOctober 24, 2007

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