ICD-10-CM
Diseases of the digestive system
Chapter 11, K00-K95. CDC FY2027 file dated June 16, 2026.
License: a US government work, in the public domain (Public Domain Mark 1.0).
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Categories
73 categories in this chapter. Open one, or page through every code below.
- K00Disorders of tooth development and eruption
- K01Embedded and impacted teeth
- K02Dental caries
- K03Other diseases of hard tissues of teeth
- K04Diseases of pulp and periapical tissues
- K05Gingivitis and periodontal diseases
- K06Other disorders of gingiva and edentulous alveolar ridge
- K08Other disorders of teeth and supporting structures
- K09Cysts of oral region, not elsewhere classified
- K11Diseases of salivary glands
- K12Stomatitis and related lesions
- K13Other diseases of lip and oral mucosa
- K14Diseases of tongue
- K20Esophagitis
- K21Gastro-esophageal reflux disease
- K22Other diseases of esophagus
- K23Disorders of esophagus in diseases classified elsewhere
- K25Gastric ulcer
- K26Duodenal ulcer
- K27Peptic ulcer, site unspecified
- K28Gastrojejunal ulcer
- K29Gastritis and duodenitis
- K30Functional dyspepsia
- K31Other diseases of stomach and duodenum
- K35Acute appendicitis
- K36Other appendicitis
- K37Unspecified appendicitis
- K38Other diseases of appendix
- K40Inguinal hernia
- K41Femoral hernia
- K42Umbilical hernia
- K43Ventral hernia
- K44Diaphragmatic hernia
- K45Other abdominal hernia
- K46Unspecified abdominal hernia
- K50Crohn's disease [regional enteritis]
37 more categories are in this chapter. Type a code or a term to open one.
Codes
A header groups codes and is not billed. A billable code is one you can report.
321 to 360 of 1,117
- K28.3Acute gastrojejunal ulcer without hemorrhage or perforationBillable
- K28.4Chronic or unspecified gastrojejunal ulcer with hemorrhageBillable
- K28.5Chronic or unspecified gastrojejunal ulcer with perforationBillable
- K28.6Chronic or unspecified gastrojejunal ulcer with both hemor and perfBillable
- K28.7Chronic gastrojejunal ulcer without hemorrhage or perforationBillable
- K28.9Gastrojejunal ulcer, unspecified as acute or chronic, without hemor or perfBillable
- K29Gastritis and duodenitisHeader
- K29.0Acute gastritisHeader
- K29.00Acute gastritis without bleedingBillable
- K29.01Acute gastritis with bleedingBillable
- K29.2Alcoholic gastritisHeader
- K29.20Alcoholic gastritis without bleedingBillable
- K29.21Alcoholic gastritis with bleedingBillable
- K29.3Chronic superficial gastritisHeader
- K29.30Chronic superficial gastritis without bleedingBillable
- K29.31Chronic superficial gastritis with bleedingBillable
- K29.4Chronic atrophic gastritisHeader
- K29.40Chronic atrophic gastritis without bleedingBillable
- K29.41Chronic atrophic gastritis with bleedingBillable
- K29.5Unspecified chronic gastritisHeader
- K29.50Unspecified chronic gastritis without bleedingBillable
- K29.51Unspecified chronic gastritis with bleedingBillable
- K29.6Other gastritisHeader
- K29.60Other gastritis without bleedingBillable
- K29.61Other gastritis with bleedingBillable
- K29.7Gastritis, unspecifiedHeader
- K29.70Gastritis, unspecified, without bleedingBillable
- K29.71Gastritis, unspecified, with bleedingBillable
- K29.8DuodenitisHeader
- K29.80Duodenitis without bleedingBillable
- K29.81Duodenitis with bleedingBillable
- K29.9Gastroduodenitis, unspecifiedHeader
- K29.90Gastroduodenitis, unspecified, without bleedingBillable
- K29.91Gastroduodenitis, unspecified, with bleedingBillable
- K30Functional dyspepsiaBillable
- K31Other diseases of stomach and duodenumHeader
- K31.0Acute dilatation of stomachBillable
- K31.1Adult hypertrophic pyloric stenosisBillable
- K31.BHypertrophic pyloric stenosis, in childhoodBillable
- K31.2Hourglass stricture and stenosis of stomachBillable