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Sunnyside Community Hospital Association

Q: What is the NPI number for Sunnyside Community Hospital Association?

The NPI for Sunnyside Community Hospital Association is 1295252930, a Type 2 (organization) record in the CMS NPPES registry.

Family Medicine Physician in Toppenish, WA · enumerated 2017 · authorized official Mathew Mathiesen, Cfo.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1295252930

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Registry record

Entity type Organization (Type 2)

Legal business name Sunnyside Community Hospital Association

Other name <Unavail>

Practice address 502 W 4th Ave, Toppenish, WA, 98948

Phone (509) 865-1520

Enumeration date Aug 24, 2017

Last updated in NPPES Oct 10, 2024

Taxonomy & classification

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians Secondary

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians Primary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians Secondary

207RE0101X Endocrinology, Diabetes & Metabolism Physician Allopathic & Osteopathic Physicians Secondary

207T00000X Neurological Surgery Physician Allopathic & Osteopathic Physicians Secondary

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians Secondary

208100000X Physical Medicine & Rehabilitation Physician Allopathic & Osteopathic Physicians Secondary

2083X0100X Occupational Medicine Physician Allopathic & Osteopathic Physicians Secondary

2084N0400X Neurology Physician Allopathic & Osteopathic Physicians Secondary

208600000X Surgery Physician Allopathic & Osteopathic Physicians Secondary

2086S0129X Vascular Surgery Physician Allopathic & Osteopathic Physicians Secondary

208VP0000X Pain Medicine Physician Allopathic & Osteopathic Physicians Secondary

213E00000X Podiatrist Podiatric Medicine & Surgery Service Providers Secondary

282N00000X General Acute Care Hospital Hospitals Secondary

Authorized official

Name Mathew Mathiesen

Title Cfo

Phone (509) 837-1356

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Sunnyside Community Hospital Association?

The NPI for Sunnyside Community Hospital Association is 1295252930, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Sunnyside Community Hospital Association?

NPPES lists Mathew Mathiesen (Cfo) as the authorized official for this organization.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-10-10.