Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Aristedes Aguirre Sitjar Jr., PT

Physical Therapist in Murrieta, CA · enumerated 2007.

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

National Provider Identifier

1811182660

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Registry record

Entity type Individual (Type 1)

Name Aristedes Aguirre Sitjar Jr.

Credential PT

Sex Male

Practice address 25285 Madison Ave, Suite 104, Murrieta, CA, 92562

Phone (951) 600-9070

Fax (951) 600-9177

Enumeration date Sep 13, 2007

Last updated in NPPES Jun 20, 2009

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License PT27868 (CA) Primary

PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation. About the PT credential

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 Aristedes Sitjar?

The National Provider Identifier (NPI) for Aristedes Sitjar is 1811182660, a Type 1 (individual) record in the CMS NPPES registry.

Where does Aristedes Sitjar practice?

The practice location on file with NPPES is in Murrieta, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-06-20.