Individual provider · Type 1 NPI

Mariann Williams, NP

Nurse Practitioner · Tonasket, WA

NPI number 1922166776 Active

Practice location

118 S Whitcomb Ave
Tonasket, WA 98855-9287

Fax (509) 223-1743

Mailing address

203 S Western Ave
Tonasket, WA 98855-8803

Specialties and licenses

TaxonomyCodeLicense
Nurse Practitioner 363L00000XRN00056504 (WA)
Nurse Practitioner Primary 363L00000XAP30003589 (WA)

Nurse Practitioner: (1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance wit…

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About NPI 1922166776

Mariann Williams, NP's National Provider Identifier is 1922166776, issued on Dec 5, 2006. The primary taxonomy on file is Nurse Practitioner (363L00000X), and the practice location is in Tonasket, WA. The record was last updated on Dec 4, 2025.