S80.221A✓ Billable
Blister (nonthermal), right knee, initial encounter
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├S80-S89Injuries to the knee and lower leg (S80-S89)├S80Superficial injury of knee and lower leg
└S80.221ABlister (nonthermal), right knee, initial encounter
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