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

Grace Yoon

Individual provider Marriage & Family Therapist · NPI 1871270553

Grace Yoon is a Marriage & Family Therapist in Brea, California. Practices as a sole proprietor. Registered with an NPI since 2023.

In the registry since
2023

Practice location Address checks out

265 S Randolph Ave Ste 160
Brea, CA 92821-5785
Phone: (934) 271-4494
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X

Record details

NPI number1871270553
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedJuly 3, 2023
Last updated in NPPESAugust 8, 2025
Certification dateAugust 8, 2025
Mailing address265 S Randolph Ave Ste 160, Brea, CA 92821-5785

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