2007 ICD-9-CM Procedure 43.6 Partial gastrectomy with anastomosis to duodenum Gastroduodenostomy or anastomosis done between the stomach and the duodenum. 43.6 is a specific code that can be used to specify a procedure 43.6 contains 11 index entries View the full Volume 3 43.* hierarchy 43.6 also known as: Billroth I operation Distal gastrectomy Gastropylorectomy Index entries containing 43.6: Antrectomy pyloric 43.6 Billroth I operation (partial gastrectomy with gastroduodenostomy) 43.6 Gastrectomy (partial) (subtotal) NEC 43.89 with anastomosis (to) NEC 43.89 duodenum 43.6 gastroduodenostomy (bypass) 43.6 distal 43.6 Gastroduodenostomy (bypass) (Jaboulay's) 44.39 with partial gastrectomy 43.6 Gastropylorectomy 43.6 Operation Billroth I (partial gastrectomy with gastroduodenostomy) 43.6 Pylorectomy 43.6 Resection -- see also Excision, by site gastric (partial) (sleeve) (subtotal) NEC -- see also Gastrectomy 43.89 with anastomosis NEC 43.89 gastroduodenal 43.6 stomach (partial) (sleeve) (subtotal) NEC -- see also Gastrectomy 43.89 with anastomosis NEC 43.89 gastroduodenal 43.6