Dr. Ronald Losiewicz Dc
About this NPIWhat this record shows.
NPI 1235165457 is registered to Dr. Ronald Losiewicz Dc, a Chiropractor practising at 3840 S Harlem Avenue in Lyons, Illinois. Chiropractor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Ronald Losiewicz Dc has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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 Dr. Ronald Losiewicz Dc accepts. To confirm in-network status with your specific health plan, contact Dr. Ronald Losiewicz Dc directly at (708) 442-3050.
Frequently asked
Yes. NPI 1235165457 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Chiropractor 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 (708) 442-3050.
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. Dr. Ronald Losiewicz Dc is a Type-1 individual NPI.