All ICD10 Codes
Chapter 11

K00–K95: Diseases of the Digestive System

Diseases of the Digestive System diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)
All CodesBillable Only
Internal Codes
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  • K71.11—

    Toxic liver disease with hepatic necrosis, with coma

  • K71.2—

    Toxic liver disease with acute hepatitis

  • K71.3—

    Toxic liver disease with chronic persistent hepatitis

  • K71.4—

    Toxic liver disease with chronic lobular hepatitis

  • K71.50—

    Toxic liver disease with chronic active hepatitis without ascites

  • K71.51—

    Toxic liver disease with chronic active hepatitis with ascites

  • K71.6—

    Toxic liver disease with hepatitis, not elsewhere classified

  • K71.7—

    Toxic liver disease with fibrosis and cirrhosis of liver

  • K71.8—

    Toxic liver disease with other disorders of liver

  • K71.9—

    Toxic liver disease, unspecified

  • K72.00—

    Acute and subacute hepatic failure without coma

  • K72.01—

    Acute and subacute hepatic failure with coma

  • K72.10—

    Chronic hepatic failure without coma

  • K72.11—

    Chronic hepatic failure with coma

  • K72.90—

    Hepatic failure, unspecified without coma

  • K72.91—

    Hepatic failure, unspecified with coma

  • K73.0—

    Chronic persistent hepatitis, not elsewhere classified

  • K73.1—

    Chronic lobular hepatitis, not elsewhere classified

  • K73.2—

    Chronic active hepatitis, not elsewhere classified

  • K73.8—

    Other chronic hepatitis, not elsewhere classified

  • K73.9—

    Chronic hepatitis, unspecified

  • K74.00—

    Hepatic fibrosis, unspecified

  • K74.01—

    Hepatic fibrosis, early fibrosis

  • K74.02—

    Hepatic fibrosis, advanced fibrosis

  • K74.1—

    Hepatic sclerosis

  • K74.2—

    Hepatic fibrosis with hepatic sclerosis

  • K74.3—

    Primary biliary cirrhosis

  • K74.4—

    Secondary biliary cirrhosis

  • K74.5—

    Biliary cirrhosis, unspecified

  • K74.60—

    Unspecified cirrhosis of liver

  • K74.69—

    Other cirrhosis of liver

  • K75.0—

    Abscess of liver

  • K75.1—

    Phlebitis of portal vein

  • K75.2—

    Nonspecific reactive hepatitis

  • K75.3—

    Granulomatous hepatitis, not elsewhere classified

  • K75.4—

    Autoimmune hepatitis

  • K75.81—

    Nonalcoholic steatohepatitis (NASH)

  • K75.89—

    Other specified inflammatory liver diseases

  • K75.9—

    Inflammatory liver disease, unspecified

  • K76.0—

    Fatty (change of) liver, not elsewhere classified

  • K76.1—

    Chronic passive congestion of liver

  • K76.2—

    Central hemorrhagic necrosis of liver

  • K76.3—

    Infarction of liver

  • K76.4—

    Peliosis hepatis

  • K76.5—

    Hepatic veno-occlusive disease

  • K76.6—

    Portal hypertension

  • K76.7—

    Hepatorenal syndrome

  • K76.81—

    Hepatopulmonary syndrome

  • K76.82—

    Hepatic encephalopathy

  • K76.89—

    Other specified diseases of liver

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