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

Ryan K. Onishi, OD, an Optometric Corporation

Organization Health Service Clinic/Center · NPI 1548435951

Ryan K. Onishi, OD, an Optometric Corporation is a Health Service Clinic/Center in San Juan Capistrano, California. Licensed in California. Registered with an NPI since 2008.

Licensed in
CA
In the registry since
2008

Practice location Address checks out

31401 Rancho Viejo Rd Ste 103
San Juan Capistrano, CA 92675-1851
Phone: (949) 496-0552
Show map & directions

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

Specialties & licences

Health Service Clinic/Center (primary) Taxonomy 261QH0100X · Licence 11380T (CA)

Record details

NPI number1548435951
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ryan Onishi — President · (949) 496-0552
NPI enumeratedApril 25, 2008
Last updated in NPPESApril 25, 2008
Mailing address31401 Rancho Viejo Rd, Suite 103, San Juan Capistrano, CA 92675-1851