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
Mailing address14795 Jeffrey Rd, Suite 202, Irvine, CA 92618-0414

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