Relentless Advance LLC
About this NPIWhat this record shows.
NPI 1811887805 is registered to Relentless Advance LLC, a healthcare organisation classified as "Clinical Social Worker" and located at 1035 Division St in Green Bay, Wisconsin. The organisation's authorised official is Stephen Feest. The organisation has been enumerated in the NPI registry since 2025.
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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 Relentless Advance LLC accepts. To confirm in-network status with your specific health plan, contact Relentless Advance LLC directly at (920) 569-0122.
Frequently asked
Yes. NPI 1811887805 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Clinical Social Worker 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 (920) 569-0122.
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. Relentless Advance LLC is a Type-2 organisational NPI.