Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Trang Thu Nguyen
Social Worker in Greenbrae, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1871798561
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Registry record
Entity type Individual (Type 1)
Name Trang Thu Nguyen
Sex Female
Practice address 250 Bon Air Rd, Greenbrae, CA, 94904
Phone (415) 507-2741
Fax (415) 507-4160
Enumeration date Jun 20, 2007
Last updated in NPPES Jul 12, 2007
Taxonomy & licenses
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.
Frequently asked questions
Where does Trang Nguyen practice?
The practice location on file with NPPES is in Greenbrae, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Trang Nguyen?
The National Provider Identifier (NPI) for Trang Nguyen is 1871798561, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Marin Community Clinic Federally Qualified Health Center (FQHC) · Greenbrae, CA NPI 1124021738 Aida Calvillo Internal Medicine Physician · Greenbrae, CA NPI 1225031727 Debra Walhof Pediatrics Physician · Greenbrae, CA NPI 1912900499 Georgianna Farren Internal Medicine Physician · Greenbrae, CA NPI 1346249067 Janet Miller-Melka Nurse Practitioner · Greenbrae, CA NPI 1780677963 Dana Huskey Obstetrics & Gynecology Physician · Greenbrae, CA NPI 1538146337 Russell Fritz Diagnostic Radiology Physician · Greenbrae, CA NPI 1679550032 Marin General Hospital General Acute Care Hospital · Greenbrae, CA NPI 1396725677
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-12.