• Gastroenteritis (acute) (chronic) (noninfectious) K52.9
    - see also Enteritis
    ICD-10-CM Diagnosis Code K52.9

    Noninfective gastroenteritis and colitis, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Colitis NOS
    • Enteritis NOS
    • Gastroenteritis NOS
    • Ileitis NOS
    • Jejunitis NOS
    • Sigmoiditis NOS
    Type 1 Excludes
    • diarrhea NOS (R19.7)
    • functional diarrhea (K59.1)
    • infectious gastroenteritis and colitis NOS (A09)
    • neonatal diarrhea (noninfective) (P78.3)
    • psychogenic diarrhea (F45.8)

    • allergic K52.29
      ICD-10-CM Diagnosis Code K52.29

      Other allergic and dietetic gastroenteritis and colitis

        2017 - New Code 2018 2019 Billable/Specific Code
      Applicable To
      • Food hypersensitivity gastroenteritis or colitis
      • Immediate gastrointestinal hypersensitivity
      • with
        • eosinophilic gastritis or gastroenteritis K52.81
          ICD-10-CM Diagnosis Code K52.81

          Eosinophilic gastritis or gastroenteritis

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Eosinophilic enteritis
          Type 2 Excludes
          • eosinophilic esophagitis (K20.0)
        • food protein-induced enterocolitis syndrome K52.21
          ICD-10-CM Diagnosis Code K52.21

          Food protein-induced enterocolitis syndrome

            2017 - New Code 2018 2019 Billable/Specific Code
          Applicable To
          • FPIES
          Use Additional
          • code for hypovolemic shock, if present (R57.1)
        • food protein-induced enteropathy K52.22
          ICD-10-CM Diagnosis Code K52.22

          Food protein-induced enteropathy

            2017 - New Code 2018 2019 Billable/Specific Code
    • dietetic K52.29
      - see also Gastroenteritis, allergic
      ICD-10-CM Diagnosis Code K52.29

      Other allergic and dietetic gastroenteritis and colitis

        2017 - New Code 2018 2019 Billable/Specific Code
      Applicable To
      • Food hypersensitivity gastroenteritis or colitis
      • Immediate gastrointestinal hypersensitivity
    • drug-induced K52.1
      ICD-10-CM Diagnosis Code K52.1

      Toxic gastroenteritis and colitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Drug-induced gastroenteritis and colitis
      Code First
      Use Additional
      • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
    • due to
      • Cryptosporidium A07.2
        ICD-10-CM Diagnosis Code A07.2

        Cryptosporidiosis

          2016 2017 2018 2019 Billable/Specific Code
      • drugs K52.1
        ICD-10-CM Diagnosis Code K52.1

        Toxic gastroenteritis and colitis

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Drug-induced gastroenteritis and colitis
        Code First
        Use Additional
        • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
      • food poisoning - see Intoxication, foodborne
      • radiation K52.0
        ICD-10-CM Diagnosis Code K52.0

        Gastroenteritis and colitis due to radiation

          2016 2017 2018 2019 Billable/Specific Code
    • eosinophilic K52.81
      ICD-10-CM Diagnosis Code K52.81

      Eosinophilic gastritis or gastroenteritis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Eosinophilic enteritis
      Type 2 Excludes
      • eosinophilic esophagitis (K20.0)
    • epidemic A09
      (infectious)
      ICD-10-CM Diagnosis Code A09

      Infectious gastroenteritis and colitis, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Infectious colitis NOS
      • Infectious enteritis NOS
      • Infectious gastroenteritis NOS
      Type 1 Excludes
      • colitis NOS (K52.9)
      • diarrhea NOS (R19.7)
      • enteritis NOS (K52.9)
      • gastroenteritis NOS (K52.9)
      • noninfective gastroenteritis and colitis, unspecified (K52.9)
    • food hypersensitivity K52.29
      - see also Gastroenteritis, allergic
      ICD-10-CM Diagnosis Code K52.29

      Other allergic and dietetic gastroenteritis and colitis

        2017 - New Code 2018 2019 Billable/Specific Code
      Applicable To
      • Food hypersensitivity gastroenteritis or colitis
      • Immediate gastrointestinal hypersensitivity
    • infectious - see Enteritis, infectious
    • influenzal - see Influenza, with gastroenteritis
    • noninfectious K52.9
      ICD-10-CM Diagnosis Code K52.9

      Noninfective gastroenteritis and colitis, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Colitis NOS
      • Enteritis NOS
      • Gastroenteritis NOS
      • Ileitis NOS
      • Jejunitis NOS
      • Sigmoiditis NOS
      Type 1 Excludes
      • diarrhea NOS (R19.7)
      • functional diarrhea (K59.1)
      • infectious gastroenteritis and colitis NOS (A09)
      • neonatal diarrhea (noninfective) (P78.3)
      • psychogenic diarrhea (F45.8)
      • specified NEC K52.89
        ICD-10-CM Diagnosis Code K52.89

        Other specified noninfective gastroenteritis and colitis

          2016 2017 2018 2019 Billable/Specific Code
    • rotaviral A08.0
      ICD-10-CM Diagnosis Code A08.0

      Rotaviral enteritis

        2016 2017 2018 2019 Billable/Specific Code
    • Salmonella A02.0
      ICD-10-CM Diagnosis Code A02.0

      Salmonella enteritis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Salmonellosis
    • toxic K52.1
      ICD-10-CM Diagnosis Code K52.1

      Toxic gastroenteritis and colitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Drug-induced gastroenteritis and colitis
      Code First
      Use Additional
      • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
    • viral NEC A08.4
      ICD-10-CM Diagnosis Code A08.4

      Viral intestinal infection, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Viral enteritis NOS
      • Viral gastroenteritis NOS
      • Viral gastroenteropathy NOS
      • acute infectious A08.39
        ICD-10-CM Diagnosis Code A08.39

        Other viral enteritis

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Coxsackie virus enteritis
        • Echovirus enteritis
        • Enterovirus enteritis NEC
        • Torovirus enteritis
        • type Norwalk A08.11
          ICD-10-CM Diagnosis Code A08.11

          Acute gastroenteropathy due to Norwalk agent

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Acute gastroenteropathy due to Norovirus
          • Acute gastroenteropathy due to Norwalk-like agent
      • infantile A08.39
        (acute)
        ICD-10-CM Diagnosis Code A08.39

        Other viral enteritis

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Coxsackie virus enteritis
        • Echovirus enteritis
        • Enterovirus enteritis NEC
        • Torovirus enteritis
      • Norwalk agent A08.11
        ICD-10-CM Diagnosis Code A08.11

        Acute gastroenteropathy due to Norwalk agent

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Acute gastroenteropathy due to Norovirus
        • Acute gastroenteropathy due to Norwalk-like agent
      • rotaviral A08.0
        ICD-10-CM Diagnosis Code A08.0

        Rotaviral enteritis

          2016 2017 2018 2019 Billable/Specific Code
      • severe of infants A08.39
        ICD-10-CM Diagnosis Code A08.39

        Other viral enteritis

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Coxsackie virus enteritis
        • Echovirus enteritis
        • Enterovirus enteritis NEC
        • Torovirus enteritis
      • specified type NEC A08.39
        ICD-10-CM Diagnosis Code A08.39

        Other viral enteritis

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Coxsackie virus enteritis
        • Echovirus enteritis
        • Enterovirus enteritis NEC
        • Torovirus enteritis