NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mrs. Irene Marie Arvizo, B.A.

Case Manager/Care Coordinator in El Monte, CA · enumerated 2008 · practices at Sole Proprietor.

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

National Provider Identifier

1790961910

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Registry record

Entity type Individual (Type 1)
Name Mrs. Irene Marie Arvizo
Credential B.A.
Sex Female
Practice address El Monte, CA, 91731
Enumeration date Jan 17, 2008
Last updated in NPPES Jan 17, 2008

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

171M00000X Case Manager/Care Coordinator Other Service Providers Primary

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.

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Frequently asked questions

How do I verify Irene Arvizo's NPI record?
Cross-check NPI 1790961910 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1790961910 active?
Yes, as of the latest NPPES snapshot, NPI 1790961910 is active (record last updated 2008-01-17).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-01-17.