S99.21Non-billable (header)
Salter-Harris Type I physeal fracture of phalanx of toe
Sub-codes of S99.21(3)
S99.21 is a non-billable header. Select a sub-code to bill. Sub-codes marked ⚠ require a 7th character — append A, D, or S (and an X placeholder if needed).
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├S90-S99Injuries to the ankle and foot (S90-S99)
└S99.21Salter-Harris Type I physeal fracture of phalanx of toe
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