Table I.

International classification of diseases, 9th revision, clinical modification (ICD-9-CM) procedure and diagnosis codes.

ICD-9-CM procedure code	Definition
52.6	Pancreatectomy (total) with  synchronous duodenectomy
52.7	Pancreaticoduodenectomy,  radical (one-stage) (two-stage)
52.51	Proximal pancreatectomy (head)  (with part of body) (with  synchronous duodenectomy)
52.52	Distal pancreatectomy (tail)  (with part of body)
52.53	Radical /subtotal pancreatectomy
52.59	Pancreatectomy / Pancreaticoduodenectomy partial  NEC

ICD-9-CM, International Classification of Diseases, 9th Revision, Clinical Modification; NEC, Not elsewhere classifiable.