S54.0 Injury of ulnar nerve at forearm levelNon-billable header with 3 child codes.
S54.00 Injury of ulnar nerve at forearm level, unspecified armS54.01 Injury of ulnar nerve at forearm level, right armS54.02 Injury of ulnar nerve at forearm level, left armS44.0 Injury of ulnar nerve at upper arm level ("ulnar nerve NOS (S54.0)")S54 Injury of nerves at forearm levelS54.0 Injury of ulnar nerve at forearm level (this code)S54.00 Injury of ulnar nerve at forearm level, unspecified armS54.00XA Injury of ulnar nerve at forearm level, unspecified arm, initial encounterS54.00XD Injury of ulnar nerve at forearm level, unspecified arm, subsequent encounterS54.00XS Injury of ulnar nerve at forearm level, unspecified arm, sequelaS54.01 Injury of ulnar nerve at forearm level, right arm