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

Yu-Nan Hsu Inc

Organization Hospitalist Physician · NPI 1033547641

Yu-Nan Hsu Inc is a Hospitalist Physician in Fountain Valley, California. Registered with an NPI since 2013.

In the registry since
2013
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

11037 Warner Ave Ste 334
Fountain Valley, CA 92708-4007
Phone: (800) 641-4651
Fax: (714) 751-1005
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X

Record details

NPI number1033547641
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Yu-Nan Hsu — President · (800) 641-4651
NPI enumeratedOctober 16, 2013
Last updated in NPPESDecember 28, 2016
Mailing address11037 Warner Ave, Suite 334, Fountain Valley, CA 92708-4007

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