T65.824✓ Billable
Toxic effect of harmful algae and algae toxins, undetermined
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├T51-T65Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
└T65.824Toxic effect of harmful algae and algae toxins, undetermined
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