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    v1.0.28
    OpenPayerBilling CodesICD-10-CM CodesDiseases of the digestive system

    Find policies, billing codes, payers, states, and providers

    10 categories

    Diseases of oral cavity and salivary glands

    The ICD-10 code range for Diseases of oral cavity and salivary glands K00-K14 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K00-K14), Diseases of oral cavity and salivary glands contains ICD-10 codes for Disorders of tooth development and eruption, Embedded and impacted teeth, Dental caries, Other diseases of hard tissues of teeth, Diseases of pulp and periapical tissues, Gingivitis and periodontal diseases, Other disorders of gingiva and edentulous alveolar ridge, Other disorders of teeth and supporting structures, Cysts of oral region, not elsewhere classified, Diseases of salivary glands, Stomatitis and related lesions, Other diseases of lip and oral mucosa, Diseases of tongue

    Codes K00–K14Total Codes: 202
    Updated 9/1/2026Standalone

    Diseases of esophagus, stomach and duodenum

    The ICD-10 code range for Diseases of esophagus, stomach and duodenum K20-K31 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K20-K31), Diseases of esophagus, stomach and duodenum contains ICD-10 codes for Esophagitis, Gastro-esophageal reflux disease, Other diseases of esophagus, Disorders of esophagus in diseases classified elsewhere, Gastric ulcer, Duodenal ulcer, Peptic ulcer, site unspecified, Gastrojejunal ulcer, Gastritis and duodenitis, Functional dyspepsia, Other diseases of stomach and duodenum

    Codes K20–K31Total Codes: 105
    Updated 9/1/2026Standalone

    Diseases of appendix

    The ICD-10 code range for Diseases of appendix K35-K38 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K35-K38), Diseases of appendix contains ICD-10 codes for Acute appendicitis, Other appendicitis, Unspecified appendicitis, Other diseases of appendix

    Codes K35–K38Total Codes: 21
    Updated 9/1/2026Standalone

    Hernia

    The ICD-10 code range for Hernia K40-K46 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K40-K46), Hernia contains ICD-10 codes for Inguinal hernia, Femoral hernia, Umbilical hernia, Ventral hernia, Diaphragmatic hernia, Other abdominal hernia, Unspecified abdominal hernia

    Codes K40–K46Total Codes: 45
    Updated 9/1/2026Standalone

    Noninfective enteritis and colitis

    The ICD-10 code range for Noninfective enteritis and colitis K50-K52 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K50-K52), Noninfective enteritis and colitis contains ICD-10 codes for Crohn's disease [regional enteritis], Ulcerative colitis, Other and unspecified noninfective gastroenteritis and colitis

    Codes K50–K52Total Codes: 91
    Updated 9/1/2026Standalone

    Other diseases of intestines

    The ICD-10 code range for Other diseases of intestines K55-K64 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K55-K64), Other diseases of intestines contains ICD-10 codes for Vascular disorders of intestine, Paralytic ileus and intestinal obstruction without hernia, Diverticular disease of intestine, Irritable bowel syndrome, Other functional intestinal disorders, Fissure and fistula of anal and rectal regions, Abscess of anal and rectal regions, Other diseases of anus and rectum, Other diseases of intestine, Hemorrhoids and perianal venous thrombosis

    Codes K55–K64Total Codes: 157
    Updated 9/1/2026Standalone

    Diseases of peritoneum and retroperitoneum

    The ICD-10 code range for Diseases of peritoneum and retroperitoneum K65-K68 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K65-K68), Diseases of peritoneum and retroperitoneum contains ICD-10 codes for Peritonitis, Other disorders of peritoneum, Disorders of peritoneum in infectious diseases classified elsewhere, Disorders of retroperitoneum

    Codes K65–K68Total Codes: 18
    Updated 9/1/2026Standalone

    Diseases of liver

    The ICD-10 code range for Diseases of liver K70-K77 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K70-K77), Diseases of liver contains ICD-10 codes for Alcoholic liver disease, Toxic liver disease, Hepatic failure, not elsewhere classified, Chronic hepatitis, not elsewhere classified, Fibrosis and cirrhosis of liver, Other inflammatory liver diseases, Other diseases of liver, Liver disorders in diseases classified elsewhere

    Codes K70–K77Total Codes: 63
    Updated 9/1/2026Standalone

    Disorders of gallbladder, biliary tract and pancreas

    The ICD-10 code range for Disorders of gallbladder, biliary tract and pancreas K80-K87 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K80-K87), Disorders of gallbladder, biliary tract and pancreas contains ICD-10 codes for Cholelithiasis, Cholecystitis, Other diseases of gallbladder, Other diseases of biliary tract, Acute pancreatitis, Other diseases of pancreas, Disorders of gallbladder, biliary tract and pancreas in diseases classified elsewhere

    Codes K80–K87Total Codes: 88
    Updated 9/1/2026Standalone

    Other diseases of the digestive system

    The ICD-10 code range for Other diseases of the digestive system K90-K95 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (K90-K95), Other diseases of the digestive system contains ICD-10 codes for Intestinal malabsorption, Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified, Other diseases of digestive system, Complications of artificial openings of the digestive system, Complications of bariatric procedures

    Codes K90–K95Total Codes: 67
    Updated 9/1/2026Standalone

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