K00-K95
ICD-10-CM Chapter 11: Diseases of the digestive system
Chapter 11 of the ICD-10-CM tabular list covers K00-K95. It contains 10 blocks of related categories, listed below with the categories published in each.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
K00-K14: Diseases of oral cavity and salivary glands
- K00Disorders of tooth development and eruptioncategory
- K01Embedded and impacted teethcategory
- K02Dental cariescategory
- K03Other diseases of hard tissues of teethcategory
- K04Diseases of pulp and periapical tissuescategory
- K05Gingivitis and periodontal diseasescategory
- K06Other disorders of gingiva and edentulous alveolar ridgecategory
- K08Other disorders of teeth and supporting structurescategory
- K09Cysts of oral region, not elsewhere classifiedcategory
- K11Diseases of salivary glandscategory
- K12Stomatitis and related lesionscategory
- K13Other diseases of lip and oral mucosacategory
- K14Diseases of tonguecategory
K20-K31: Diseases of esophagus, stomach and duodenum
- K20Esophagitiscategory
- K21Gastro-esophageal reflux diseasecategory
- K22Other diseases of esophaguscategory
- K23Disorders of esophagus in diseases classified elsewhere
- K25Gastric ulcercategory
- K26Duodenal ulcercategory
- K27Peptic ulcer, site unspecifiedcategory
- K28Gastrojejunal ulcercategory
- K29Gastritis and duodenitiscategory
- K30Functional dyspepsia
- K31Other diseases of stomach and duodenumcategory
K35-K38: Diseases of appendix
K40-K46: Hernia
K50-K52: Noninfective enteritis and colitis
K55-K64: Other diseases of intestines
- K55Vascular disorders of intestinecategory
- K56Paralytic ileus and intestinal obstruction without herniacategory
- K57Diverticular disease of intestinecategory
- K58Irritable bowel syndromecategory
- K59Other functional intestinal disorderscategory
- K60Fissure and fistula of anal and rectal regionscategory
- K61Abscess of anal and rectal regionscategory
- K62Other diseases of anus and rectumcategory
- K63Other diseases of intestinecategory
- K64Hemorrhoids and perianal venous thrombosiscategory
K65-K68: Diseases of peritoneum and retroperitoneum
K70-K77: Diseases of liver
- K70Alcoholic liver diseasecategory
- K71Toxic liver diseasecategory
- K72Hepatic failure, not elsewhere classifiedcategory
- K73Chronic hepatitis, not elsewhere classifiedcategory
- K74Fibrosis and cirrhosis of livercategory
- K75Other inflammatory liver diseasescategory
- K76Other diseases of livercategory
- K77Liver disorders in diseases classified elsewhere
K80-K87: Disorders of gallbladder, biliary tract and pancreas
K90-K95: Other diseases of the digestive system
Source
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.