NPI Portal NPI Lookup & Verification

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

Mr. Phoenix Nien Tran, M.S.W.

Social Worker in Fountain Valley, CA · enumerated 2010 · practices at 95western Youth Services.

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

National Provider Identifier

1104137918

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Registry record

Entity type Individual (Type 1)
Name Mr. Phoenix Nien Tran
Credential M.S.W.
Sex Male
Practice address Fountain Valley, CA, 92708
Enumeration date Jun 25, 2010
Last updated in NPPES Jun 25, 2010

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

104100000X Social Worker 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.

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Frequently asked questions

What is the NPI number for Phoenix Tran?
The National Provider Identifier (NPI) for Phoenix Tran is 1104137918, a Type 1 (individual) record in the CMS NPPES registry.
Where does Phoenix Tran practice?
The practice location on file with NPPES is in Fountain Valley, 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 2010-06-25.