2007 ICD-9-CM Procedure 44.02 Highly selective vagotomy Vagal denervation of that part of the STOMACH lined with acid-secreting mucosa (GASTRIC MUCOSA) containing the PARIETAL CELLS. Since the procedure leaves the vagal branches to the antrum and PYLORUS intact, it circumvents gastric drainage required with truncal vagotomy techniques. 44.02 is a specific code that can be used to specify a procedure 44.02 contains 4 index entries View the full Volume 3 44.* hierarchy 44.02 also known as: Parietal cell vagotomy Selective proximal vagotomy Index entries containing 44.02: Vagotomy (gastric) 44.00 parietal cell 44.02 selective NEC 44.03 highly 44.02 Holle's 44.02 proximal 44.02