Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Masako Yoshikawa

Occupational Therapist in San Jose, CA · enumerated 2010.

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

National Provider Identifier

1922339282

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Registry record

Entity type Individual (Type 1)

Name Mrs. Masako Yoshikawa

Sex Female

Practice address 75 N. 13th St., San Jose, CA, 95112

Phone (408) 203-2780

Enumeration date Jan 26, 2010

Last updated in NPPES Jan 26, 2010

Taxonomy & licenses

225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 547 (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 Masako Yoshikawa?

The National Provider Identifier (NPI) for Masako Yoshikawa is 1922339282, a Type 1 (individual) record in the CMS NPPES registry.

Where does Masako Yoshikawa practice?

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

Other providers at this practice address

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Sj Facility Inc Skilled Nursing Facility · San Jose, CA NPI 1609915727 San Jose Healthcare & Wellness Center LLC Skilled Nursing Facility · San Jose, CA NPI 1710219308 Liza Bacal Occupational Therapist · San Jose, CA NPI 1013305531 Alma Halili Physical Therapy Assistant · San Jose, CA NPI 1699164905 Carolyn Danforth-Cutler Occupational Therapist · San Jose, CA NPI 1124417449

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-01-26.