Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mark A. Mathews, O.D.
Optometrist in Fremont, OH · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1376500231
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Registry record
Entity type Individual (Type 1)
Name Mark A. Mathews
Credential O.D.
Sex Male
Practice address 218 S. Front St, Fremont, OH, 43420
Phone (419) 332-4309
Fax (419) 332-3834
Enumeration date Apr 26, 2006
Last updated in NPPES Sep 25, 2015
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0545020 | Medicaid | OH | - |
| 410047929 | Other | OH | MEDICARE RAILROAD |
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 Mark Mathews practice?
The practice location on file with NPPES is in Fremont, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mark Mathews?
The National Provider Identifier (NPI) for Mark Mathews is 1376500231, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-09-25.