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

MS. Cathy A Armstrong, RN

Individual provider Registered Nurse · NPI 1255312112

MS. Cathy A Armstrong, RN is a Registered Nurse in Plummer, Idaho. Licensed in Idaho. Registered with an NPI since 2005.

Licensed in
ID
In the registry since
2005
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

1100 A St
Plummer, ID 83851
Phone: (208) 686-1767
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence N-27429 (ID)

Record details

NPI number1255312112
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedNovember 8, 2005
Last updated in NPPESJuly 13, 2026
Mailing addressPo 86, Latah, WA 99018-0084

Other providers in Plummer