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

Chistopher Mattsen, OTA

Individual provider Occupational Therapy Assistant · NPI 1700391653

Chistopher Mattsen, OTA is an Occupational Therapy Assistant in Ellensburg, Washington. Licensed in Washington. Registered with an NPI since 2017.

Licensed in
WA
In the registry since
2017

Practice location Address checks out

302 E 2nd Ave
Ellensburg, WA 98926-3316
Phone: (509) 933-8677
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapy Assistant (primary) Taxonomy 224Z00000X · Licence OC60815539 (WA)

Record details

NPI number1700391653
Entity typeIndividual (Type 1)
GenderMale
Credentials OTA
Sole proprietorNo
NPI enumeratedDecember 13, 2017
Last updated in NPPESDecember 13, 2017
Mailing address25504 Se 247th Pl, Ravensdale, WA 98051-9675

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