Nerve trunk, nerve graft to, by cable graft, using microsurgical techniques, including any of the following (if performed): (a) harvesting of nerve graft; (b) proximal and distal anastomosis of nerve graft; (c) transposition of nerve to facilitate grafting; (d) neurolysis; other than a service associated with: (e) a service to which item 39330 applies; or (f) a service to which item 30023 applies that is performed at the same site (H) (Anaes.) (Assist.)