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

Olsa Hahn, FNP

Individual provider Nurse Practitioner · NPI 1013834191

Olsa Hahn, FNP is a Nurse Practitioner in Chico, California. Licensed in California. Registered with an NPI since 2026.

Licensed in
CA
In the registry since
2026
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

1531 Esplanade
Chico, CA 95926-3310
Phone: (530) 332-7300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 95039607 (CA)

Record details

NPI number1013834191
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedJune 30, 2026
Last updated in NPPESJune 30, 2026
Certification dateJune 30, 2026
Mailing address1874 Hooker Oak Ave, Chico, CA 95926-1775

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