Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Stephanie Lynne Ienn, MSN, ARNP, PMHNP-BC

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1184550956

Stephanie Lynne Ienn, MSN, ARNP, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner in Sioux City, Iowa. Licensed in Iowa. Registered with an NPI since 2026.

Licensed in
IA
In the registry since
2026
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.
PMHNP-BC — Psychiatric-Mental Health Nurse Practitioner, Board Certified
A board-certified psychiatric nurse practitioner.

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Practice location Address checks out

800 5th St
Sioux City, IA 51101-1303
Phone: (712) 202-0777
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence G191845 (IA)

Record details

NPI number1184550956
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , ARNP , PMHNP-BC
Sole proprietorNo
NPI enumeratedJune 19, 2026
Last updated in NPPESJune 19, 2026
Certification dateJune 19, 2026

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