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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.

MATTHEW PETER DINSMORE ARNP
NPI 1275887705
Nurse Practitioner in Spokane, WA

Active since November 06, 2012
220 E ROWAN AVE STE 401, SPOKANE, WA 99207(509) 553-0565 Get Directions Write a Review

NPPES record last updated: November 4, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 4, 2026, Sep 14, 2021 (2 updates tracked since 2021).

About Matthew Peter Dinsmore Arnp NPPES

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

MATTHEW PETER DINSMORE ARNP (NPI 1275887705) is an individual nurse practitioner in Spokane, Washington, licensed in Washington (AP60323515) and active in the NPI registry since November 2012.

NPPES Registry Identity

NPI1275887705
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameMATTHEW PETER DINSMORECredential: ARNP
Location Address220 E ROWAN AVE STE 401Spokane, WA 99207-1202
Mailing Address220 E Rowan Ave Ste 401Spokane, WA 99207-1202 · (509) 230-4310
Phone(509) 553-0565
Sole ProprietorNo
Enumeration DateNovember 6, 2012
Last NPPES UpdateNovember 4, 20262 updates tracked since enumeration
NPPES CertifiedNovember 4, 2026
✔ NPI 1275887705 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WA · AP60323515
Definition
(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 with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
220 E ROWAN AVE STE 401, Spokane, WA 99207
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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.

MCKENNA FREED ARNP
Nurse Practitioner
220 E ROWAN AVE STE 401
SPOKANE, WA 99207
Spokane County (509) 553-0565
MRS. JAMIE LYNN KELLEY F.N.P.
Nurse Practitioner (Family)
220 E ROWAN AVE STE 401
SPOKANE, WA 99207
Spokane County (509) 553-0565

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 Matthew Dinsmore's NPI number?

The NPI number for Matthew Dinsmore is 1275887705. It was assigned to this individual provider in the NPPES registry on November 6, 2012.

Where is Matthew Dinsmore located?

Matthew Dinsmore practices at 220 E Rowan Ave Ste 401, Spokane, WA 99207. The listed phone number is (509) 553-0565.

What is Matthew Dinsmore's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for Matthew Dinsmore was last updated on November 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.