Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Yolanda Marquez

Counselor in San Rafael, CA · enumerated 2007 · practices at County of Marin.

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

National Provider Identifier

1730246414

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Registry record

Entity type Individual (Type 1)

Name Yolanda Marquez

Sex Female

Practice address 3270 Kerner Blvd Ste A, San Rafael, CA, 94901

Phone (415) 457-1925

Enumeration date Jan 2, 2007

Last updated in NPPES Aug 13, 2014

Taxonomy & licenses

101Y00000X Counselor Behavioral Health & Social Service Providers 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 Yolanda Marquez?

The National Provider Identifier (NPI) for Yolanda Marquez is 1730246414, a Type 1 (individual) record in the CMS NPPES registry.

Where does Yolanda Marquez practice?

The practice location on file with NPPES is in San Rafael, 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 2014-08-13.