Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Wayne T Mahar Jr., D.D.S.
Dentist in Mt. Vernon, OH · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1851543441
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Registry record
Entity type Individual (Type 1)
Name Wayne T Mahar Jr.
Credential D.D.S.
Sex Male
Practice address 206 S. Mulberry St., Mt. Vernon, OH, 43050
Phone (740) 392-1871
Fax (740) 392-2082
Enumeration date Oct 15, 2008
Last updated in NPPES Oct 15, 2008
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 Wayne Mahar practice?
The practice location on file with NPPES is in Mt. Vernon, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Wayne Mahar?
The National Provider Identifier (NPI) for Wayne Mahar is 1851543441, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Richard B. Ogle Do Inc Family Medicine Physician · Mount Vernon, OH NPI 1144261520 Richard Ogle Family Medicine Physician · Mount Vernon, OH NPI 1114961117 Jennifer Ogle Family Medicine Physician · Mount Vernon, OH NPI 1821029729 Brent Ogle Family Medicine Physician · Mount Vernon, OH NPI 1689606451 Ogle Family Practice Family Medicine Physician · Mount Vernon, OH NPI 1215063631 Wayne T. Mahar Jr. DDS Inc. Dentist · Mt. Vernon, OH NPI 1861644452 Mount Vernon Dental-Richard M. Sprang, DDS, LLC Dentist · Mount Vernon, OH NPI 1518260389 Simona L Moore Cnp LLC Family Nurse Practitioner · Mount Vernon, OH NPI 1336487081
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-10-15.