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

MS. Cathleen Denise Somdahl, BA, CDP

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1356464093

MS. Cathleen Denise Somdahl, BA, CDP is an Addiction (Substance Use Disorder) Counselor in Richland, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007
What do these letters mean?
BA — Bachelor of Arts
An undergraduate arts degree.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1305 Mansfield St Ste #5
Richland, WA 99352-3588
Phone: (509) 942-1624
Fax: (509) 943-1829
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence CP00001007 (WA)

Record details

NPI number1356464093
Entity typeIndividual (Type 1)
GenderFemale
Credentials BA , CDP
Sole proprietorYes
NPI enumeratedApril 9, 2007
Last updated in NPPESJuly 8, 2007

Other providers in Richland