Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Dennis M Byrne, D.M.D, M.S.
Endodontics in Worcester, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720090087
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Registry record
Entity type Individual (Type 1)
Name Dr. Dennis M Byrne
Credential D.M.D, M.S.
Sex Male
Practice address 67 Highland St, Worcester, MA, 01609
Phone (508) 791-5529
Fax (508) 791-4546
Enumeration date Aug 13, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Dennis Byrne practice?
The practice location on file with NPPES is in Worcester, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Dennis Byrne?
The National Provider Identifier (NPI) for Dennis Byrne is 1720090087, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Drs. Manzoli and Russo, PC Endodontics · Worcester, MA NPI 1457393951 Nicholas Manzoli Endodontics · Worcester, MA NPI 1588676845 Roger Desilets Endodontics · Worcester, MA NPI 1053323485 Michael Russo Endodontics · Worcester, MA NPI 1346252616 Nita Gampa General Practice Dentistry · Worcester, MA NPI 1669558847 Dentistry By Nita Gampa, Dmd, PC General Practice Dentistry · Worcester, MA NPI 1912228081 Tenzin Tamula Endodontics · Worcester, MA NPI 1801411509
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.