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

Courtney Hatsuko Onaga

Individual provider Mental Health Counselor · NPI 1003466970

Courtney Hatsuko Onaga is a Mental Health Counselor in Costa Mesa, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2019
Specialties on file
2

Practice location Address checks out

275 Baker St Ste A
Costa Mesa, CA 92626-4566
Phone: (714) 361-6760
Show map & directions

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

Additional practice locations (1)

  • 17782 Cowan Ste A, Irvine, CA 92614-6041 — (949) 722-7118

Specialties & licences

Rehabilitation Practitioner (primary) Taxonomy 225400000X (CA)
Mental Health Counselor Taxonomy 101YM0800X (CA)

Record details

NPI number1003466970
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 12, 2019
Last updated in NPPESAugust 7, 2026
Certification dateAugust 7, 2026

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