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

Katherine Yi, FNP

Individual provider Family Nurse Practitioner · NPI 1154033371

Katherine Yi, FNP is a Family Nurse Practitioner in Costa Mesa, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2022
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

150 Paularino Ave Ste D182
Costa Mesa, CA 92626-3302
Phone: (949) 749-3425
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95022842 (CA)

Record details

NPI number1154033371
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorYes
NPI enumeratedDecember 19, 2022
Last updated in NPPESMarch 27, 2023
Certification dateMarch 25, 2023
Mailing address150 Paularino Ave Ste D182, Costa Mesa, CA 92626-3302

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