# John Kortenber, OD

Source: https://ourhealthnetwork.com/doctor/john-kortenber-od-1821049586
NPI: 1821049586
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

John Kortenber, OD is a optometry based in Algona, IA with NPI 1821049586.

## Profile

- Primary specialty: Optometry
- Credential: OD
- Gender: Male
- Medical school: UNIVERSITY OF MISSOURI ST LOUIS - SCHOOL OF OPTOMETRY
- Graduation year: 2001
- NPI: 1821049586 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1821049586))

## Practice and contact

- Address: 112 N Thorington St, Algona, IA, 505112614
- Phone: (515) 395-3937

## Insurance accepted (10 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [HCSC: BCBS Illinois](https://ourhealthnetwork.com/insurance/hcsc-bcbs-illinois) — 59 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 12 plans
- [Highmark BCBS Delaware](https://ourhealthnetwork.com/insurance/highmark-bcbs-delaware) — 11 plans
- [Highmark BCBS WV](https://ourhealthnetwork.com/insurance/highmark-bcbs-wv) — 6 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 4 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [Wellmark BCBS Iowa](https://ourhealthnetwork.com/insurance/wellmark-bcbs-iowa) — 2 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers John Kortenber, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1821049586).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 1 disclosed payment from medical industry sources totaling approximately $15.

Largest disclosed payer: Bausch & Lomb Americas Inc. ($15 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Optometry doctors in ALGONA, IA](https://ourhealthnetwork.com/optometry/ia/algona)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1821049586)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)