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

William I. Han, MD Inc

Organization Clinic/Center · NPI 1831381664

William I. Han, MD Inc is a Clinic/Center 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

17150 Euclid St Ste 220
Fountain Valley, CA 92708-4092
Phone: (714) 444-3030
Fax: (714) 444-3034
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinic/Center (primary) Taxonomy 261Q00000X · Licence A38218 (CA)

Record details

NPI number1831381664
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Han — President · (714) 444-3030
NPI enumeratedAugust 15, 2007
Last updated in NPPESApril 11, 2012
Mailing address17150 Euclid Ave., Suite 220, Fountain Valley, CA 92708-4055

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