Graycen Duffy Arnp
About this NPIWhat this record shows.
NPI 1851839682 is registered to Graycen Duffy Arnp, a Family Nurse Practitioner practising at 380 Chase Ave in Walla Walla, Washington. Family Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Graycen Duffy Arnp has been enumerated in the National Provider Identifier (NPI) registry since 2017.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment 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
- I20170224001065Nurse PractitionerWA
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 Graycen Duffy Arnp accepts. To confirm in-network status with your specific health plan, contact Graycen Duffy Arnp directly at (509) 897-3700.
Frequently asked
Yes. NPI 1851839682 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family 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 (509) 897-3700.
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. Graycen Duffy Arnp is a Type-1 individual NPI.