Jeffrey Mastroianni DMD
About this NPIWhat this record shows.
NPI 1326147489 is registered to Jeffrey Mastroianni DMD, a Orthodontics and Dentofacial Orthopedics Dentistry practising at 2220 S. State Route 157, Suite 125 in Glen Carbon, Illinois. Orthodontics and Dentofacial Orthopedics Dentistry is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Jeffrey Mastroianni DMD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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 Jeffrey Mastroianni DMD accepts. To confirm in-network status with your specific health plan, contact Jeffrey Mastroianni DMD directly at (618) 288-0600.
Frequently asked
Yes. NPI 1326147489 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Orthodontics and Dentofacial Orthopedics 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 (618) 288-0600.
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. Jeffrey Mastroianni DMD is a Type-1 individual NPI.