Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Marissa Armstrong, DNP, FNP-C

Individual provider Nurse Practitioner · NPI 1609437508

Dr. Marissa Armstrong, DNP, FNP-C is a Nurse Practitioner in Post Falls, Idaho. Qualified in 2019, 7 years ago. Practices with Community Health Association of Spokane, a 223-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Idaho and Washington.

Years since qualifying
7
Licensed in
ID, WA
In the registry since
2019
Specialties on file
4
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

750 N Syringa St Ste 100
Post Falls, ID 83854-5275
Phone: (208) 262-2600
Fax: (208) 262-2700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 7173 E Super 1 Loop Ste A, Athol, ID 83801-7109 — (208) 561-9970
  • 315 W Dalton Ave Ste A, Coeur D Alene, ID 83815-8600 — (208) 209-2060

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 62266 (ID)
Nurse Practitioner Taxonomy 363L00000X · Licence AP60978160 (WA)
Registered Nurse Taxonomy 163W00000X · Licence 43344 (ID)
Registered Nurse Taxonomy 163W00000X · Licence RN60978158 (WA)

Record details

NPI number1609437508
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP , FNP-C
Sole proprietorNo
NPI enumeratedJune 22, 2019
Last updated in NPPESFebruary 2, 2026
Certification dateFebruary 2, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Community Health Association Of Spokane — 223 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Post Falls