Dr. Thomas Sullivan DDS
About this NPIWhat this record shows.
NPI 1003033283 is registered to Dr. Thomas Sullivan DDS, a General Practice Dentistry practising at 1200 High Ridge Parkway in Westchester, Illinois. General Practice Dentistry is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Thomas Sullivan DDS has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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. Thomas Sullivan DDS accepts. To confirm in-network status with your specific health plan, contact Dr. Thomas Sullivan DDS directly at (708) 562-4474.
Frequently asked
Yes. NPI 1003033283 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
General Practice Dentistry 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) 562-4474.
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. Thomas Sullivan DDS is a Type-1 individual NPI.