NPI age
20 years
Enumerated 2005-11-08
● Active
Type 1 · Individual
MS. Cathy A Armstrong, RN
Armstrong is 1 of 6 registered nurse providers in Plummer and 1 of 354 in Idaho.
Primary specialty
Registered Nurse
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-07-08
Source: monthly bulk 2026-05
Sole proprietor
Not specified
May be part of a larger org
How this provider compares
Across 354 active registered nurse providers in Idaho.
NPI age
20 years
↑ 17 yr above median (3 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
0
9% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-11Enumerated in NPPES
2005
2026
Where they practice
Practice location
1100 A St
Plummer, ID 83851
Mailing address
Po 86
Latah, WA 990180084
Specialties
-
Registered Nurse Primary(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or...
Practice context
Part of a multi-provider practice. 2 other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new registered nurse provider has been added in Plummer in the last 180 days.
See all →
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
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