Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Tien T Nguyen MD Inc

Organization Neurological Surgery Physician · NPI 1063534204

Tien T Nguyen MD Inc provides Neurological Surgery Physician services in Fountain Valley, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

11190 Warner Ave Ste 305
Fountain Valley, CA 92708-4019 Not confirmed with CMS for 13 years — call before visiting
Phone: (714) 433-2000
Fax: (714) 433-2901
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence G81962 (CA)

Record details

NPI number1063534204
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Tien Nguyen — President · (714) 433-2000
NPI enumeratedApril 6, 2007
Last updated in NPPESJanuary 28, 2013
Mailing address11190 Warner Ave, Suite 305, Fountain Valley, CA 92708-4019

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