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 2020 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 2020 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 2020 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 2020 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 2020 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 2020 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 2020 Billable/Specific Code

  Applicable To

  • Drug-induced gastroenteritis and colitis

  Code First

  • (T51-T65) to identify toxic agent

  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 2020 Billable/Specific Code
  • drugs K52.1
    ICD-10-CM Diagnosis Code K52.1

    Toxic gastroenteritis and colitis

    2016 2017 2018 2019 2020 Billable/Specific Code

    Applicable To

    • Drug-induced gastroenteritis and colitis

    Code First

    • (T51-T65) to identify toxic agent

    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 2020 Billable/Specific Code
• eosinophilic K52.81
  ICD-10-CM Diagnosis Code K52.81

  Eosinophilic gastritis or gastroenteritis

  2016 2017 2018 2019 2020 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 2020 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 2020 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 2020 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 2020 Billable/Specific Code
• rotaviral A08.0
  ICD-10-CM Diagnosis Code A08.0

  Rotaviral enteritis

  2016 2017 2018 2019 2020 Billable/Specific Code
• Salmonella A02.0
  ICD-10-CM Diagnosis Code A02.0

  Salmonella enteritis

  2016 2017 2018 2019 2020 Billable/Specific Code

  Applicable To

  • Salmonellosis
• toxic K52.1
  ICD-10-CM Diagnosis Code K52.1

  Toxic gastroenteritis and colitis

  2016 2017 2018 2019 2020 Billable/Specific Code

  Applicable To

  • Drug-induced gastroenteritis and colitis

  Code First

  • (T51-T65) to identify toxic agent

  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 2020 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 2020 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 2020 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 2020 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 2020 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 2020 Billable/Specific Code
  • severe of infants A08.39
    ICD-10-CM Diagnosis Code A08.39

    Other viral enteritis

    2016 2017 2018 2019 2020 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 2020 Billable/Specific Code

    Applicable To

    • Coxsackie virus enteritis
    • Echovirus enteritis
    • Enterovirus enteritis NEC
    • Torovirus enteritis