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

Gowriharan Thaiyananthan MD Inc

Organization Neurological Surgery Physician · NPI 1245462050

Gowriharan Thaiyananthan MD Inc provides Neurological Surgery Physician services in Orange, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
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

2617 E Chapman Ave Ste 110
Orange, CA 92869-3226 Not confirmed with CMS for 17 years — call before visiting
Phone: (714) 633-0011
Fax: (714) 532-4345
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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 A99924 (CA)

Record details

NPI number1245462050
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gowriharan Thaiyananthan — President · (714) 633-0011
NPI enumeratedAugust 12, 2009
Last updated in NPPESSeptember 9, 2009
Mailing address2617 E Chapman Ave, Suite 110, Orange, CA 92869-3226

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