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

Mary Katherine Twidwell

Individual provider Mental Health Counselor · NPI 1841899713

Mary Katherine Twidwell is a Mental Health Counselor in Shelton, Washington. Practices as a sole proprietor. Registered with an NPI since 2020.

In the registry since
2020

Practice location Address checks out

307 W Cota St
Shelton, WA 98584-2265
Phone: (360) 205-8010
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1841899713
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedOctober 22, 2020
Last updated in NPPESNovember 1, 2020
Certification dateNovember 1, 2020

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