Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

A.R.K. Residential Care LLC

Q: What is the NPI number for A.R.K. Residential Care LLC?

The NPI for A.R.K. Residential Care LLC is 1588452726, a Type 2 (organization) record in the CMS NPPES registry.

Assisted Living Facility in Riverside, CA · enumerated 2025 · authorized official Rabah Mahmoud, Licensee.

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

National Provider Identifier

1588452726

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Registry record

Entity type Organization (Type 2)

Legal business name A.R.K. Residential Care LLC

Practice address 3530 Tyco Dr, Riverside, CA, 92501

Phone (432) 967-5376

Enumeration date Apr 28, 2025

Last updated in NPPES Jun 2, 2025

Taxonomy & classification

310400000X Assisted Living Facility Nursing & Custodial Care Facilities Primary

Authorized official

Name Rabah Mahmoud

Title Licensee

Phone (432) 967-5376

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 A.R.K. Residential Care LLC?

The NPI for A.R.K. Residential Care LLC is 1588452726, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for A.R.K. Residential Care LLC?

NPPES lists Rabah Mahmoud (Licensee) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-06-02.