Mr. Leszek Kolodziejczak MD
About this NPIWhat this record shows.
NPI 1689600561 is registered to Mr. Leszek Kolodziejczak MD, a Surgery practising at 162 Mansfield Ave., B in Willimantic, Connecticut. Surgery is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. Leszek Kolodziejczak MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 010032557CT01CT· Issued by ANTHEM BC / BS
- 030946CT· Issued by HEALTHNET
- 001325572CT· Issued by BLUE CARE FAMILY PLAN
- 0811232CT· Issued by AETNA / US HEALTHCARE
- 9079072002CT· Issued by CIGNA
- P469467CT· Issued by OXFORD
- P04569CT· Issued by CHN
- 767225CT· Issued by CONNECTICARE
Medicaid
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20101026000100General SurgeryCT
Source: CMS PECOS public enrollment file.
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. Leszek Kolodziejczak MD accepts. To confirm in-network status with your specific health plan, contact Mr. Leszek Kolodziejczak MD directly at (860) 423-5000.
Frequently asked
Yes. NPI 1689600561 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Surgery 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 (860) 423-5000.
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. Leszek Kolodziejczak MD is a Type-1 individual NPI.