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

Thuy Thi-Minh Nguyen, MD

Emergency Medicine Physician in Rancho Cucamonga, CA · enumerated 2006.

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

National Provider Identifier

1336162858

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Registry record

Entity type Individual (Type 1)
Name Thuy Thi-Minh Nguyen
Credential MD
Sex Female
Practice address Rancho Cucamonga, CA, 91730
Phone (909) 941-0920
Fax (909) 941-0940
Enumeration date Jul 25, 2006
Last updated in NPPES Mar 9, 2021

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

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License A80322 (CA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
00A803220 Medicaid CA -
00A803220 Other CA BLUE SHIELD
P00205726 Other CA RAILROAD MEDICARE

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 Thuy Nguyen?
The National Provider Identifier (NPI) for Thuy Nguyen is 1336162858, a Type 1 (individual) record in the CMS NPPES registry.
Where does Thuy Nguyen practice?
The practice location on file with NPPES is in Rancho Cucamonga, 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 2021-03-09.