> ## Documentation Index
> Fetch the complete documentation index at: https://docs.corti.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# ICD-10-CA

> Canadian Enhancement of ICD-10. The national standard for diagnosis coding across Canadian hospitals

**ICD-10-CA (Canadian Enhancement).** Maintained by the Canadian Institute for Health Information (CIHI). The national diagnosis classification used across Canadian hospitals, paired with CCI for inpatient procedure coding.

<Note>
  This coding system is in early alpha. Access is available to select partners. [Contact us](https://www.corti.ai/contact-us?products=medical-coding,api) to discuss your use case and request access.
</Note>