Graycen Clark MSN, APRN, FNP-Bc
About this NPIWhat this record shows.
NPI 1578368452 is registered to Graycen Clark MSN, APRN, FNP-Bc, a Family Nurse Practitioner practising at 130 Ravine Rd in Kingsport, Tennessee. Family Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Graycen Clark MSN, APRN, FNP-Bc has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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
- I20250528003842Nurse PractitionerTN
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 Clark MSN, APRN, FNP-Bc accepts. To confirm in-network status with your specific health plan, contact Graycen Clark MSN, APRN, FNP-Bc directly at (423) 224-4000.
Frequently asked
Yes. NPI 1578368452 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 (423) 224-4000.
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 Clark MSN, APRN, FNP-Bc is a Type-1 individual NPI.