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Explore our coding resources, including training, bulletins, coding standards, guides, tips for coders, job aids and more.

Training

• Education Roadmap: Reach Your GOAL With Classifications, DAD, NACRS and Case Mix (PDF)
• Guide for Users of the International Statistical Classification of Diseases and Related ������ϱ� Problems, Tenth Revision, Canada (ICD-10-CA) (PDF)
• A Guide for Users of the Canadian Classification of ������ϱ� Interventions (CCI) (PDF)
• A Guide to Obstetrical Coding (PDF)
• CCI: A Guide to Intervention Code Assignment (PDF)

Coding direction

• Coding direction: Retirement of prefix N
• Coding direction: Influenza due to influenza A/H5N1 (avian influenza)
• Coding direction: Homelessness
• ICD-10-CA code title change for mpox (monkeypox)
• Coding direction: Acute renal failure with diabetes mellitus
• Important update: COVID-19 rapid antigen test (RAT)

Infographics/data visualizations

• How can clinicians help ensure that data supports monitoring for confirmed and suspected cases of COVID-19?
• How can clinicians help ensure that data supports monitoring for post COVID-19 conditions?

Newsletter

• Classifications and Terminologies Newsletter, March 2025
• Classifications and Terminologies Newsletter, November 2024
• Upcoming plans for Clinical Administrative Databases, Case Mix, and Classifications and Terminologies products
• Classifications and Terminologies Newsletter, June 2024
• Classifications and Terminologies Newsletter, February 2024
• Classifications and Terminologies Newsletter, October 2023
• Classifications and Terminologies Newsletter, June 2023

Job aids

• Mapping COVID-19 Codes: ICD-10-CA to WHO’s Base ICD-10 (PDF)
• COVID-19: Locating the ICD-10-CA/CCI Code — Job Aid (PDF)
• ICD-10-CA/CCI and Data Analysis (PDF)
• Assigning Diagnosis Types to DAD Abstracts Job Aid (PDF)
• Strokes Job Aid (PDF)
• Stroke Tool and Review Process (PDF)
• Strokes Anatomy Job Aid (PDF)
• Acute Kidney Injury Versus Chronic Kidney Disease (PDF)
• Criteria for Comorbidity or Problem Significance Applied to Kidney Disease (PDF)
• Y83–Y84 Inclusion List (PDF)
• Flaps and Grafts (PDF)
• Acute Coronary Syndrome (PDF)
• Systemic Inflammatory Response Syndrome (PDF)
• Alternate Level of Care Diagnosis List: Clarification of Use (PDF)
• iCODE Strategy (PDF)
• Resolving a Coding Challenge (PDF)
• Post-Intervention Condition: Locating the Primary Code (PDF)

Tips for coders

• Homelessness — Tip for Coders (PDF)
• Prefix 8: Does It Apply? (PDF)
• Pressure Injuries (Ulcers) — Tip for Coders (PDF)

Web conferences

• Webinar: Highlights of ICD-11
• Webinar: Introduction to ICD-11 for mortality and morbidity statistics
• Webinar: Using the ICD-11 coding tool
• Webinar: In the Spotlight — Contributing to Quality Data: A Coder’s Role
• Webinar: Optimizing Your eQuery Coding Questions

YouTube videos

• What’s the Best Way to Search ICD-10-CA/CCI?
• Documenting Patient Care: The Path to High-Quality ������ϱ� Indicators

Classifications

ICD-10-CA and CCI evolutions and chronicles

Classification tables

Updates

• eQuery Questions: Archived and Revised, and Coding Direction in eQuery Only (XLSX)
• CCI Classification Enhancement Requests for Version 2027 (XLSX)
• Canadian Coding Standards Proposed Changes (XLSX)
• Upcoming plans for Clinical Administrative Databases, Case Mix, and Classifications and Terminologies products

We have a public submission process for requesting updates to the classifications in order to improve data collection and meet the need for quality, relevant, accurate and comparable clinical data in Canada. Find out how to submit change requests and complete the form.

Form

• Request for changes to CCI: Public submission form
• Urgent/emergent request for changes to ICD-10-CA: Public submission form

classifications@cihi.ca