Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Barbara Ching-Man Liu

Q: What is the NPI number for Barbara Liu?

The National Provider Identifier (NPI) for Barbara Liu is 1841301363, a Type 1 (individual) record in the CMS NPPES registry.

Women's Health Nurse Practitioner in Santa Clara, CA · enumerated 2006.

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

National Provider Identifier

1841301363

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Registry record

Entity type Individual (Type 1)

Name Barbara Ching-Man Liu

Sex Female

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

Phone (408) 851-3025

Enumeration date Aug 31, 2006

Last updated in NPPES Jan 3, 2022

Taxonomy & licenses

363LW0102X Women's Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 385108 (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

Where does Barbara Liu practice?

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

What is the NPI number for Barbara Liu?

The National Provider Identifier (NPI) for Barbara Liu is 1841301363, 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 2022-01-03.