Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dianne Coarl Bies, RNNP

Q: What is the NPI number for Dianne Bies?

The National Provider Identifier (NPI) for Dianne Bies is 1619086360, a Type 1 (individual) record in the CMS NPPES registry.

Women's Health Nurse Practitioner in Santa Clara, CA · enumerated 2006 · practices at Permanente Medical Group Inc.

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

National Provider Identifier

1619086360

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Registry record

Entity type Individual (Type 1)

Name Dianne Coarl Bies

Credential RNNP

Sex Female

Practice address 710 Lawrence Expressway, Santa Clara, CA, 95051

Phone (408) 554-9820

Enumeration date Aug 29, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

363LW0102X Women's Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License RN 382336 (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 Dianne Bies?

The National Provider Identifier (NPI) for Dianne Bies is 1619086360, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dianne Bies practice?

The practice location on file with NPPES is in Santa Clara, 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 2007-07-08.