Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Alfio J Hernandez, D.D.S., C.A.G.S.
Prosthodontics in Boston, MA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1689714297
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Registry record
Entity type Individual (Type 1)
Name Dr. Alfio J Hernandez
Credential D.D.S., C.A.G.S.
Sex Male
Practice address 930 Commonwealth Ave, Boston, MA, 02215
Phone (617) 358-1000
Fax (617) 358-1010
Enumeration date Feb 6, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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 Alfio Hernandez practice?
The practice location on file with NPPES is in Boston, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Alfio Hernandez?
The National Provider Identifier (NPI) for Alfio Hernandez is 1689714297, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.