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

Vivian Diep

Q: What is the NPI number for Vivian Diep?

The National Provider Identifier (NPI) for Vivian Diep is 1487167912, a Type 1 (individual) record in the CMS NPPES registry.

Physician Assistant in San Jose, CA · enumerated 2017 · practices at Evergreen Medical Group, Inc..

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

National Provider Identifier

1487167912

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Registry record

Entity type Individual (Type 1)

Name Vivian Diep

Sex Female

Practice address San Jose, CA, 95148

Phone (408) 223-7000

Fax (408) 223-7001

Enumeration date Nov 6, 2017

Last updated in NPPES Jan 15, 2020

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 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 Vivian Diep?

The National Provider Identifier (NPI) for Vivian Diep is 1487167912, a Type 1 (individual) record in the CMS NPPES registry.

Where does Vivian Diep 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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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-01-15.