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

Deann K Matthiesen, DNP

Individual provider Critical Care Neonatal Nurse Practitioner · NPI 1285187252

Deann K Matthiesen, DNP is a Critical Care Neonatal Nurse Practitioner in Sioux Falls, South Dakota. Licensed in South Dakota. Registered with an NPI since 2016.

Licensed in
SD
In the registry since
2016
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.

See every abbreviation used in this directory →

Practice location Address checks out

1325 S Cliff Ave
Sioux Falls, SD 57105-1007
Phone: (605) 322-4425
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Neonatal Nurse Practitioner (primary) Taxonomy 363LN0005X · Licence CP001109 (SD)

Record details

NPI number1285187252
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP
Sole proprietorNo
NPI enumeratedJuly 26, 2016
Last updated in NPPESJuly 26, 2016

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