G56.20 | Lesion of ulnar nerve, unspecified upper limb | BILLABLE CODE |
G56.21 | Lesion of ulnar nerve, right upper limb | BILLABLE CODE |
G56.22 | Lesion of ulnar nerve, left upper limb | BILLABLE CODE |
G56.23 | Lesion of ulnar nerve, bilateral upper limbs | BILLABLE CODE |