Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ryan Henry Villamater, PA

Surgical Physician Assistant in Los Angeles, CA · enumerated 2006.

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

National Provider Identifier

1659451201

Verified

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Registry record

Entity type Individual (Type 1)

Name Ryan Henry Villamater

Credential PA

Sex Male

Practice address 100 Ucla Medical Plz Ste 630, Los Angeles, CA, 90024

Phone (310) 825-9011

Enumeration date Oct 17, 2006

Last updated in NPPES Jan 25, 2024

Taxonomy & licenses

363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA19639 (CA) Primary

PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

Other identifiers

Identifier	Type	State	Issuer
0PA196390	Medicaid	CA	-

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

Where does Ryan Villamater practice?

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

What is the NPI number for Ryan Villamater?

The National Provider Identifier (NPI) for Ryan Villamater is 1659451201, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-25.