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

Karen B Callahan, FNP

Individual provider Nurse Practitioner · NPI 1932124443

Karen B Callahan, FNP is a Nurse Practitioner in Yuba City, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

969 Plumas St Ste 103
Yuba City, CA 95991-4011
Phone: (530) 749-3585
Fax: (530) 749-3499
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence NPF5796 (CA)

Record details

NPI number1932124443
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedJuly 13, 2006
Last updated in NPPESMarch 29, 2021
Certification dateMarch 29, 2021

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