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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DIANA WILCOX PMHNP
NPI 1114569464
Nurse Practitioner - Psychiatric/Mental Health in Tumwater, WA

Active since October 08, 2019
344 CLEVELAND AVE SE STE H, TUMWATER, WA 98501(360) 561-9906 Get Directions Write a Review

NPPES record last updated: July 30, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 30, 2026, May 14, 2026, Aug 1, 2024 and 5 more (8 updates tracked since 2019).

About Diana Wilcox Pmhnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DIANA WILCOX PMHNP (NPI 1114569464) is an individual psychiatric/mental health provider in Tumwater, Washington, licensed in Washington (AP61376702) and active in the NPI registry since October 2019. She maintains a secondary practice location in University Place.

NPPES Registry Identity

NPI1114569464
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameDIANA WILCOXCredential: PMHNP
Location Address344 CLEVELAND AVE SE STE HTumwater, WA 98501-3342
Mailing Address344 Cleveland Ave Se Ste HTumwater, WA 98501-3342 · (360) 489-1438 · Fax (800) 548-5205
Phone(360) 561-9906
Sole ProprietorYes
Enumeration DateOctober 8, 2019
Last NPPES UpdateJuly 30, 20268 updates tracked since enumeration
NPPES CertifiedJuly 30, 2026
✔ NPI 1114569464 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in WA · AP61376702
344 CLEVELAND AVE SE STE H, Tumwater, WA 98501
Open in Google Maps ↗

Secondary Practice Location 1

Location 17610 40th St W Ste 300University Place, WA 98466-3834 · Phone (253) 830-6242 · Fax (253) 433-3106

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CLEAR TMS PLLC
Nurse Practitioner (Psychiatric/Mental Health)
344 CLEVELAND AVE SE STE H
TUMWATER, WA 98501
Thurston County (360) 561-9906

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diana Wilcox's NPI number?

The NPI number for Diana Wilcox is 1114569464. It was assigned to this individual provider in the NPPES registry on October 8, 2019.

Where is Diana Wilcox located?

Diana Wilcox practices at 344 Cleveland Ave SE Ste H, Tumwater, WA 98501. The listed phone number is (360) 561-9906.

What is Diana Wilcox's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

What insurance does Diana Wilcox accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Diana Wilcox as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diana Wilcox was last updated on July 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.