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About this NPIWhat this record shows.
NPI 1376414821 is registered to Patryk Piekarczyk, a Registered Dietitian practising at 3101 Fish Hatchery Rd Apt 126 in Fitchburg, Wisconsin. Registered Dietitian is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Patryk Piekarczyk has been enumerated in the National Provider Identifier (NPI) registry since 2025.
Provider type
Individual (Type 1)
Status
Active
Enumerated
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The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Patryk Piekarczyk accepts. To confirm in-network status with your specific health plan, contact Patryk Piekarczyk directly at (630) 965-1587.
Frequently asked
Yes. NPI 1376414821 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Dietitian 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 (630) 965-1587.
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. Patryk Piekarczyk is a Type-1 individual NPI.
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