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.
241 to 280 of 1,117
- K13.79Other lesions of oral mucosaBillable
- K14Diseases of tongueHeader
- K14.0GlossitisBillable
- K14.1Geographic tongueBillable
- K14.2Median rhomboid glossitisBillable
- K14.3Hypertrophy of tongue papillaeBillable
- K14.4Atrophy of tongue papillaeBillable
- K14.5Plicated tongueBillable
- K14.6GlossodyniaBillable
- K14.8Other diseases of tongueBillable
- K14.9Disease of tongue, unspecifiedBillable
- K20EsophagitisHeader
- K20.0Eosinophilic esophagitisBillable
- K20.8Other esophagitisHeader
- K20.80Other esophagitis without bleedingBillable
- K20.81Other esophagitis with bleedingBillable
- K20.9Esophagitis, unspecifiedHeader
- K20.90Esophagitis, unspecified without bleedingBillable
- K20.91Esophagitis, unspecified with bleedingBillable
- K21Gastro-esophageal reflux diseaseHeader
- K21.0Gastro-esophageal reflux disease with esophagitisHeader
- K21.00Gastro-esophageal reflux dis with esophagitis, without bleedBillable
- K21.01Gastro-esophageal reflux dis with esophagitis, with bleedBillable
- K21.9Gastro-esophageal reflux disease without esophagitisBillable
- K22Other diseases of esophagusHeader
- K22.0Achalasia of cardiaBillable
- K22.1Ulcer of esophagusHeader
- K22.10Ulcer of esophagus without bleedingBillable
- K22.11Ulcer of esophagus with bleedingBillable
- K22.2Esophageal obstructionBillable
- K22.3Perforation of esophagusBillable
- K22.4Dyskinesia of esophagusBillable
- K22.5Diverticulum of esophagus, acquiredBillable
- K22.6Gastro-esophageal laceration-hemorrhage syndromeBillable
- K22.7Barrett's esophagusHeader
- K22.70Barrett's esophagus without dysplasiaBillable
- K22.71Barrett's esophagus with dysplasiaHeader
- K22.710Barrett's esophagus with low grade dysplasiaBillable
- K22.711Barrett's esophagus with high grade dysplasiaBillable
- K22.719Barrett's esophagus with dysplasia, unspecifiedBillable