John M Korolewski DDS LLC
About this NPIWhat this record shows.
NPI 1316444219 is registered to John M Korolewski DDS LLC, a healthcare organisation classified as "Customized Equipment (DME)" and located at 1407 N 8th St Ste 101 in Sheboygan, Wisconsin. The organisation's authorised official is John Korolewski. The organisation has been enumerated in the NPI registry since 2018.
Your brand here.
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 John M Korolewski DDS LLC accepts. To confirm in-network status with your specific health plan, contact John M Korolewski DDS LLC directly at (920) 458-8389.
Frequently asked
Yes. NPI 1316444219 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Customized Equipment (DME) 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) 458-8389.
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. John M Korolewski DDS LLC is a Type-2 organisational NPI.