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

Marissa Lynn Cosaert

Individual provider Mental Health Counselor · NPI 1023975612

Marissa Lynn Cosaert is a Mental Health Counselor in Walla Walla, Washington. Licensed in Washington. Registered with an NPI since 2026.

Licensed in
WA
In the registry since
2026

Practice location Address checks out

5 W Alder St Ste 333
Walla Walla, WA 99362-2849
Phone: (509) 529-4774
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence MHCA.MC.70045905 (WA)

Record details

NPI number1023975612
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJanuary 6, 2026
Last updated in NPPESJanuary 6, 2026
Certification dateJanuary 6, 2026
Mailing address5 W Alder St Ste 333, Walla Walla, WA 99362-2849

Other providers in Walla Walla