Excision of ganglion of flexor tendon sheath of hand, including any of the following (if performed): (a) flexor tenosynovectomy; (b) sheath excision; (c) skin closure by any method; other than a service associated with: (d) a service to which item 30107 applies; or (e) a service to which item 46363 applies that is performed on the same ray (Anaes.) (Assist.)