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

Mr. Frank Gisang Ryu

Individual provider Hearing Instrument Specialist · NPI 1245512607

Mr. Frank Gisang Ryu is a Hearing Instrument Specialist in Irvine, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2011

Practice location Address checks out

14795 Jeffrey Rd Ste 202
Irvine, CA 92618-0414
Phone: (949) 398-7315
Fax: (949) 398-7314
Show map & directions

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

Specialties & licences

Hearing Instrument Specialist (primary) Taxonomy 237700000X · Licence HA7668 (CA)

Record details

NPI number1245512607
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedSeptember 12, 2011
Last updated in NPPESDecember 16, 2015

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