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

Theresa Sewell Winfield, ARNP

Individual provider Adult Psychiatric/Mental Health Registered Nurse · NPI 1417008384

Theresa Sewell Winfield, ARNP is an Adult Psychiatric/Mental Health Registered Nurse in Yakima, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007
Specialties on file
2
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

See every abbreviation used in this directory →

Practice location Address checks out

1123 Pomona Rd
Yakima, WA 98901-9353
Phone: (509) 469-6823
Fax: (509) 241-1841
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 · Licence AP30004371 (WA)
Adult Psychiatric/Mental Health Registered Nurse Taxonomy 163WP0809X · Licence RN00045172 (WA)

Record details

NPI number1417008384
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorYes
NPI enumeratedJanuary 16, 2007
Last updated in NPPESMay 1, 2019