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

Mrs. Ruth Teruyo Yamada, PA-C

Q: What is the NPI number for Ruth Yamada?

The National Provider Identifier (NPI) for Ruth Yamada is 1801078498, a Type 1 (individual) record in the CMS NPPES registry.

Physician Assistant in Los Angeles, CA · enumerated 2007 · practices at Los Angeles Christian Health Centers.

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

National Provider Identifier

1801078498

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Registry record

Entity type Individual (Type 1)

Name Mrs. Ruth Teruyo Yamada

Credential PA-C

Sex Female

Practice address Los Angeles, CA, 90013

Phone (213) 893-1960

Fax (213) 229-9061

Enumeration date Dec 5, 2007

Last updated in NPPES Dec 6, 2021

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

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA19479 (CA) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Ruth Yamada?

The National Provider Identifier (NPI) for Ruth Yamada is 1801078498, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ruth Yamada practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-06.