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

Duke a Phan MD Neurology Inc

Organization Neurology Physician · NPI 1982698767

Duke a Phan MD Neurology Inc is a Neurology Physician in Fountain Valley, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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

17220 Newhope St Ste 217
Fountain Valley, CA 92708-4272
Phone: (714) 546-4367
Fax: (714) 546-4361
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence A51193 (CA)

Record details

NPI number1982698767
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Corina Segovia Diaz — Authorized Official · (714) 334-1215
NPI enumeratedSeptember 7, 2005
Last updated in NPPESMarch 7, 2023
Certification dateFebruary 28, 2020
Mailing address17220 Newhope St, Suite 217, Fountain Valley, CA 92708-4272

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