Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
James M Walker, OD
Optometrist in Sandusky, OH · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1356303978
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Registry record
Entity type Individual (Type 1)
Name James M Walker
Credential OD
Sex Male
Practice address 2600 Hayes Ave, Sandusky, OH, 44870
Phone (419) 625-6181
Fax (419) 625-7493
Enumeration date Apr 6, 2006
Last updated in NPPES Jul 13, 2026
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 |
|---|---|---|---|
| 2000006 | Medicaid | OH | - |
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
What is the NPI number for James Walker?
The National Provider Identifier (NPI) for James Walker is 1356303978, a Type 1 (individual) record in the CMS NPPES registry.
Where does James Walker practice?
The practice location on file with NPPES is in Sandusky, OH. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Kenneth Parschauer Ophthalmology Physician · Sandusky, OH NPI 1225097884 Eric Dudenhoefer Ophthalmology Physician · Sandusky, OH NPI 1679511935 Kristina Thomas Ophthalmology Physician · Sandusky, OH NPI 1528258449 Amy Drossman Optometrist · Sandusky, OH NPI 1639555873 Parschauer Eye Center, Inc Eyewear Supplier · Sandusky, OH NPI 1154858371 Brooke Elavsky Optometrist · Sandusky, OH NPI 1457913733 Northern Ohio Eye Consultants Inc Ophthalmology Physician · Sandusky, OH NPI 1275119554
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-13.