Dr. Marissa Armstrong DNP, FNP-C
About this NPIWhat this record shows.
NPI 1609437508 is registered to Dr. Marissa Armstrong DNP, FNP-C, a Nurse Practitioner practising at 750 N Syringa St Ste 100 in Post Falls, Idaho. Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Marissa Armstrong DNP, FNP-C has been enumerated in the National Provider Identifier (NPI) registry since 2019.
Your brand here.
Medicare enrollment
This provider holds 2 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20200113000587Nurse PractitionerWA
- I20260129003870Nurse PractitionerID
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Marissa Armstrong DNP, FNP-C accepts. To confirm in-network status with your specific health plan, contact Dr. Marissa Armstrong DNP, FNP-C directly at (208) 262-2600.
Frequently asked
Yes. NPI 1609437508 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (208) 262-2600.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Marissa Armstrong DNP, FNP-C is a Type-1 individual NPI.