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

Ann F Olson, CNP

Individual provider Nurse Practitioner · NPI 1144337692

Ann F Olson, CNP is a Nurse Practitioner in Winona, Minnesota. Licensed in Minnesota. Registered with an NPI since 2006.

Licensed in
MN
In the registry since
2006
What do these letters mean?
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

859 Mankato Ave
Winona, MN 55987
Phone: (507) 454-3680
Fax: (507) 457-7672
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence R0918859 (MN)

Record details

NPI number1144337692
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNP
Sole proprietorNo
NPI enumeratedAugust 23, 2006
Last updated in NPPESDecember 30, 2011
Mailing address855 Mankato Ave, Winona, MN 55987-4868

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