Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Karissa Nichole Chisum, PMHNP-BC

Individual provider Registered Nurse · NPI 1558042101

Karissa Nichole Chisum, PMHNP-BC is a Registered Nurse in Costa Mesa, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2023
Specialties on file
2
What do these letters mean?
PMHNP-BC — Psychiatric-Mental Health Nurse Practitioner, Board Certified
A board-certified psychiatric nurse practitioner.

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Practice location Address checks out

1640 Newport Blvd Ste 110
Costa Mesa, CA 92627-7762
Phone: (925) 282-1778
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2900 Bristol St, Costa Mesa, CA 92626 — (714) 617-7556

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 95024718 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 95082085 (CA)

Record details

NPI number1558042101
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP-BC
Sole proprietorYes
NPI enumeratedJuly 27, 2023
Last updated in NPPESMay 24, 2024
Certification dateMay 24, 2024

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