Mr. Dennis Kostrzewa Rph Mba
About this NPIWhat this record shows.
NPI 1831471127 is registered to Mr. Dennis Kostrzewa Rph Mba, a Pharmacist practising at 410 Chicago Rd in Oswego, Illinois. Pharmacist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. Dennis Kostrzewa Rph Mba has been enumerated in the National Provider Identifier (NPI) registry since 2011.
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 Mr. Dennis Kostrzewa Rph Mba accepts. To confirm in-network status with your specific health plan, contact Mr. Dennis Kostrzewa Rph Mba directly at (630) 551-4587.
Frequently asked
Yes. NPI 1831471127 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pharmacist 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) 551-4587.
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. Mr. Dennis Kostrzewa Rph Mba is a Type-1 individual NPI.