Marissa Warwar NP
About this NPIWhat this record shows.
NPI 1437523149 is registered to Marissa Warwar NP, a Nurse Practitioner, Pediatrics practising at 2018 Clinch Avenue, South Tower 2nd Floor in Knoxville, Tennessee. Nurse Practitioner, Pediatrics is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Marissa Warwar NP has been enumerated in the National Provider Identifier (NPI) registry since 2015.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
- Q038780TN
Source: NPPES public registry.
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 Marissa Warwar NP accepts. To confirm in-network status with your specific health plan, contact Marissa Warwar NP directly at (865) 971-7400.
Frequently asked
Yes. NPI 1437523149 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, Pediatrics 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 (865) 971-7400.
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. Marissa Warwar NP is a Type-1 individual NPI.