ICD-10-CM External Causes Index
Look up how injuries, accidents, or health conditions occurred to find V00-Y99 codes
About External Cause Codes
External cause codes (V00-Y99) are used to describe the circumstance that caused an injury or health condition. These codes are always used as secondary codes, never as principal diagnoses.
Categories include:
- V00-V99 - Transport accidents
- W00-X58 - Other external causes (falls, drowning, fire, etc.)
- X71-X83 - Intentional self-harm
- X92-Y09 - Assault
- Y21-Y33 - Event of undetermined intent
- Y35-Y38 - Legal intervention and operations of war
- Y62-Y84 - Complications of medical/surgical care
- Y90-Y99 - Supplementary factors