Dr. Mark Madder DMD
About this NPIWhat this record shows.
NPI 1750398442 is registered to Dr. Mark Madder DMD, a Dentist practising at 1403 S Lincoln, Ste B in Ofallon, Illinois. Dentist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Mark Madder DMD 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. Mark Madder DMD accepts. To confirm in-network status with your specific health plan, contact Dr. Mark Madder DMD directly at (618) 624-8532.
Frequently asked
Yes. NPI 1750398442 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Dentist 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 (618) 624-8532.
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. Mark Madder DMD is a Type-1 individual NPI.