Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John C. Kortenber Optometry PC

Organization Optometrist · NPI 1134172430

John C. Kortenber Optometry PC is an Optometrist in Algona, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

112 N Thorington St
Algona, IA 50511-2614
Phone: (515) 395-3937
Fax: (515) 395-3938
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 02341 (IA)

Record details

NPI number1134172430
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Kortenber — President · (515) 395-3937
NPI enumeratedMay 18, 2006
Last updated in NPPESMarch 7, 2023
Mailing address112 N Thorington St, Algona, IA 50511-2614

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