S64.9 Injury of unspecified nerve at wrist and hand levelNon-billable header with 3 child codes.
S64.90 Injury of unspecified nerve at wrist and hand level of unspecified armS64.91 Injury of unspecified nerve at wrist and hand level of right armS64.92 Injury of unspecified nerve at wrist and hand level of left armS54 Injury of nerves at forearm level ("injury of nerves at wrist and hand level (S64.-)")S64.8X2S Injury of other nerves at wrist and hand level of left arm, sequelaS64.8X9 Injury of other nerves at wrist and hand level of unspecified armS64.8X9A Injury of other nerves at wrist and hand level of unspecified arm, initial encounterS64.8X9D Injury of other nerves at wrist and hand level of unspecified arm, subsequent encounterS64.8X9S Injury of other nerves at wrist and hand level of unspecified arm, sequelaS64.9 Injury of unspecified nerve at wrist and hand level (this code)S64.90 Injury of unspecified nerve at wrist and hand level of unspecified armS64.90XA Injury of unspecified nerve at wrist and hand level of unspecified arm, initial encounterS64.90XD Injury of unspecified nerve at wrist and hand level of unspecified arm, subsequent encounterS64.90XS Injury of unspecified nerve at wrist and hand level of unspecified arm, sequelaS64.91 Injury of unspecified nerve at wrist and hand level of right arm