Chapter 13: Diseases of the Digestive System
ICD-11 codes DA00-DE2Z
Includes GERD, gastritis, peptic ulcers, appendicitis, hernias, Crohn's disease, ulcerative colitis, liver disease, and pancreatitis. ICD-11 provides improved classification of inflammatory bowel diseases and functional gastrointestinal disorders.
DA00-DA0Z
Diseases or disorders of orofacial complex
DA00Disorders of lips
DA01Disorders of oral mucosa
DA02Miscellaneous specified disorders of lips or oral mucosa
DA03Diseases of tongue
DA04Diseases of salivary glands
DA05Cysts of oral or facial-neck region
DA06Diseases of jaws
DA07Disorders of tooth development or eruption
DA08Diseases of hard tissues of teeth
DA09Diseases of pulp or periapical tissues
DA0ACertain specified disorders of teeth or supporting structures
DA0BGingival diseases
DA0CPeriodontal disease
DA0DCertain specified disorders of gingiva or edentulous alveolar ridge
DA0EDentofacial anomalies
DA0FSensory disturbances affecting orofacial complex
DA0YOther specified diseases or disorders of orofacial complex
DA0ZDiseases or disorders of orofacial complex, unspecified
DA20-DA2Z
Diseases of oesophagus
DA20Acquired anatomical alterations of the oesophagus
DA21Motility disorders of oesophagus
DA22Gastro-oesophageal reflux disease
DA23Columnar metaplastic epithelium of the oesophagus
DA24Oesophagitis
DA25Oesophageal ulcer
DA26Vascular disorders of the oesophagus
DA2YOther specified diseases of oesophagus
DA2ZDiseases of oesophagus, unspecified
DA40-DA4Z
Diseases of stomach
DA40-DA7Z
Diseases of the stomach or the duodenum
DA50-DA5Z
Diseases of duodenum
DA60-DA63
Ulcer of stomach or duodenum
DA90-DA9Z
Diseases of small intestine
DA90Nonstructural developmental anomalies of small intestine
DA91Obstruction of small intestine
DA92Other acquired anatomical alterations of small intestine
DA93Motility disorders of small intestine
DA94Noninfectious enteritis or ulcer of small intestine
DA95Coeliac disease
DA96Intestinal malabsorption or protein-losing enteropathy
DA97Certain vascular disorders of small intestine
DA98Polyps of small intestine
DA9YOther specified diseases of small intestine
DA9ZDiseases of small intestine, unspecified
DB10-DB1Z
Diseases of appendix
DB30-DB3Z
Diseases of large intestine
DB30Obstruction of large intestine
DB31Other acquired anatomical alterations of large intestine
DB32Motility disorders of large intestine
DB33Certain noninfectious colitis or proctitis
DB34Certain vascular disorders of large intestine
DB35Polyp of large intestine
DB36Certain infections of the large intestine
DB3YOther specified diseases of large intestine
DB3ZDiseases of large intestine, unspecified
DB50-DB5Z
Acquired anatomical alterations of the anal canal
DB50-DB7Z
Diseases of anal canal
DB60-DB6Z
Haemorrhoids or perianal venous conditions
DB90-DB9Z
Diseases of liver
DB90Infectious liver disease
DB91Acute or subacute hepatic failure
DB92Non-alcoholic fatty liver disease
DB93Hepatic fibrosis or cirrhosis
DB94Alcoholic liver disease
DB95Drug-induced or toxic liver disease
DB96Autoimmune liver disease
DB97Certain specified inflammatory liver diseases
DB98Vascular disorders of the liver
DB99Certain specified diseases of liver
DB9ZDiseases of liver, unspecified
DC10-DC1Z
Diseases of gallbladder or biliary tract
DC30-DC3Z
Diseases of pancreas
DC50-DC5Z
Diseases of peritoneum
DC70-DC72
Diverticular disease of small intestine
DC70-DD1Z
Diverticular disease of intestine
DC80-DC82
Diverticular disease of large intestine
DC90
Diverticular disease of intestine of overlapping sites
DD00-DD02
Diverticular disease of unspecified part of intestine
DD30-DD3Z
Ischaemic vascular disorders of intestine
DD50-DD5Z
Hernias
DD70-DD7Z
Inflammatory bowel diseases
DD90-DD9Z
Functional gastrointestinal disorders
DD90Functional oesophageal or gastroduodenal disorders
DD91Irritable bowel syndrome or certain specified functional bowel disorders
DD92Functional anorectal disorders
DD93Functional digestive disorders of infants, toddlers or children
DD94Functional gallbladder disorder
DD95Functional sphincter of Oddi disorder
DD9YOther specified functional gastrointestinal disorders
DD9ZFunctional gastrointestinal disorders, unspecified
DE10-DE13
Postprocedural disorders of digestive system
Frequently Asked Questions
What ICD-11 codes are in Chapter 13?
Chapter 13: Diseases of the Digestive System covers ICD-11 codes DA00-DE2Z. It contains 26 code blocks with 156 top-level categories.
What conditions does ICD-11 Chapter 13 cover?
Includes GERD, gastritis, peptic ulcers, appendicitis, hernias, Crohn's disease, ulcerative colitis, liver disease, and pancreatitis. ICD-11 provides improved classification of inflammatory bowel diseases and functional gastrointestinal disorders. This chapter includes codes from DA00-DE2Z.
How is ICD-11 Chapter 13 different from ICD-10?
ICD-11 reorganized many chapters compared to ICD-10. Chapter 13 (Diseases of the Digestive System) may include conditions that were in different ICD-10 chapters, and some conditions previously here may have moved. ICD-11 also adds new chapters for sleep-wake disorders, sexual health, and traditional medicine that did not exist in ICD-10.
How many code blocks are in ICD-11 Chapter 13?
Chapter 13 has 26 code blocks: DA00-DA0Z (Diseases or disorders of orofacial complex), DA20-DA2Z (Diseases of oesophagus), DA40-DA4Z (Diseases of stomach), DA40-DA7Z (Diseases of the stomach or the duodenum), and 22 more.
Automate Medical Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 and ICD-11 codes with confidence scores. Integrates into any EHR or billing system in minutes.