Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
James C Tesdahl, OD
Optometrist in Webster City, IA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1912999723
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Registry record
Entity type Individual (Type 1)
Name James C Tesdahl
Credential OD
Sex Male
Practice address 1620 Superior St Ste 3, Webster City, IA, 50595
Phone (515) 832-2401
Enumeration date Aug 17, 2005
Last updated in NPPES Feb 25, 2020
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 |
|---|---|---|---|
| 410043813 | Other | IA | RAILROAD MEDICARE |
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 James Tesdahl practice?
The practice location on file with NPPES is in Webster City, IA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for James Tesdahl?
The National Provider Identifier (NPI) for James Tesdahl is 1912999723, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-02-25.