NPI Portal NPI Lookup & Verification

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

Louis Paulos

Case Manager/Care Coordinator in Riverside, CA · enumerated 2007 · practices at County of Riverside.

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

National Provider Identifier

1144404278

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Registry record

Entity type Individual (Type 1)
Name Louis Paulos
Sex Male
Practice address Riverside, CA, 92507
Enumeration date Dec 26, 2007
Last updated in NPPES Oct 22, 2025

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 · License C15811214 (CA) Primary
101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers Secondary
101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License C15811214 (CA) Secondary

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 specialty is Louis Paulos?
Louis Paulos is registered in NPPES with the primary taxonomy of Case Manager/Care Coordinator. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-10-22.