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CORNERSTONE PSYCHOLOGIST, PS
NPI 1295947687
Nurse Practitioner - Psychiatric/Mental Health in Spokane, WA

Active since May 05, 2007
1525 W 8TH AVE, SPOKANE, WA 99204(509) 455-8886(509) 455-8887 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 11, 2025, Aug 22, 2020 (2 updates tracked since 2020).

About Cornerstone Psychologist, Ps NPPES

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

CORNERSTONE PSYCHOLOGIST, PS (NPI 1295947687) is a healthcare organization registered as a psychiatric/mental health in Spokane, Washington and active in the NPI registry since May 2007. The organization lists John Estelle, President, as its authorized official.

NPPES Registry Identity

NPI1295947687
Entity TypeOrganization
Primary Taxonomy363LP0808X
Legal Business NameCORNERSTONE PSYCHOLOGIST, PS
Location Address1525 W 8TH AVESpokane, WA 99204-3414
Mailing Address1525 W 8th AveSpokane, WA 99204-3414 · (509) 455-8886 · Fax (509) 455-8887
Phone(509) 455-8886
Fax(509) 455-8887
Organization SubpartNo
Authorized OfficialJohn EstellePresident · (509) 455-8886
Enumeration DateMay 5, 2007
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
✔ NPI 1295947687 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in WA · AP30005127
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PY2057 (WA), PY1950 (WA)
1525 W 8TH AVE, Spokane, WA 99204
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

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

Other Providers at the Same Location NPPES 2

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

MICHELLE MARIE ESTELLE PH.D
Psychologist
1525 W 8TH AVE
SPOKANE, WA 99204
Spokane County (509) 455-8886
JOHN ESTELLE PH.D
Psychologist (Clinical)
1525 W 8TH AVE
SPOKANE, WA 99204
Spokane County (509) 455-8886

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 Cornerstone Psychologist, Ps's NPI number?

The NPI number for Cornerstone Psychologist, Ps is 1295947687. It was assigned to this organization in the NPPES registry on May 5, 2007.

Where is Cornerstone Psychologist, Ps located?

Cornerstone Psychologist, Ps is located at 1525 W 8th Ave, Spokane, WA 99204. The listed phone number is (509) 455-8886.

What is Cornerstone Psychologist, Ps's specialty?

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

What insurance does Cornerstone Psychologist, Ps accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Cornerstone Psychologist, Ps 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 Cornerstone Psychologist, Ps was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.