Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Will Koenig, PMHNP PLLC

Organization Psychiatric/Mental Health Nurse Practitioner · NPI 1467362160

Will Koenig, PMHNP PLLC provides Psychiatric/Mental Health Nurse Practitioner services in Ethel, Washington. Registered with an NPI since 2026.

In the registry since
2026
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

187A Tucker Rd
Ethel, WA 98542-9704
Phone: (360) 827-5362
Fax: (360) 978-5925
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X

Record details

NPI number1467362160
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Koenig — Pmhnp · (360) 827-5362
NPI enumeratedSeptember 8, 2026
Last updated in NPPESSeptember 8, 2026
Certification dateSeptember 8, 2026
Mailing addressPo Box 753, Toledo, WA 98591-0753