T58.9 – Toxic effect of carbon monoxide from unspecified source
Coding Notes
					
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					Non-billable / Non-specific, not valid for HIPAA-covered transactions				
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| Code | Title | 
|---|---|
| S00-T88 | Injury, poisoning and certain other consequences of external causes (S00-T88) | 
| T51-T65 | Toxic effects of substances chiefly nonmedicinal as to source (T51-T65) | 
| T58 | Toxic effect of carbon monoxide | 
| T58.9 | Toxic effect of carbon monoxide from unspecified source | 
| T58.91 | Toxic effect of carbon monoxide from unspecified source, accidental (unintentional) | 
| T58.92 | Toxic effect of carbon monoxide from unspecified source, intentional self-harm | 
| T58.93 | Toxic effect of carbon monoxide from unspecified source, assault | 
| T58.94 | Toxic effect of carbon monoxide from unspecified source, undetermined |