K26 Duodenal ulcerNon-billable header with 9 child codes.
K26.0 Acute duodenal ulcer with hemorrhageK26.1 Acute duodenal ulcer with perforationK26.2 Acute duodenal ulcer with both hemorrhage and perforationK26.3 Acute duodenal ulcer without hemorrhage or perforationK26.4 Chronic or unspecified duodenal ulcer with hemorrhageK26.5 Chronic or unspecified duodenal ulcer with perforationK26.6 Chronic or unspecified duodenal ulcer with both hemorrhage and perforationK26.7 Chronic duodenal ulcer without hemorrhage or perforationK26.9 Duodenal ulcer, unspecified as acute or chronic, without hemorrhage or perforationK63.1 Perforation of intestine (nontraumatic) ("perforation (nontraumatic) of duodenum (K26.-)")K63.3 Ulcer of intestine ("duodenal ulcer (K26.-)")K92.2 Gastrointestinal hemorrhage, unspecified ("peptic ulcer with hemorrhage (K25-K28)")K63.1 Perforation of intestine (nontraumatic) ("perforation (nontraumatic) of duodenum (K26.-)")K63.3 Ulcer of intestine ("duodenal ulcer (K26.-)")K92.2 Gastrointestinal hemorrhage, unspecified ("peptic ulcer with hemorrhage (K25-K28)")