1. ICD-10-CM Codes
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2. A00-B99
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3. A00-A09
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4. A08-
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5. 2023 ICD-10-CM Diagnosis Code A08.2

2023 ICD-10-CM Diagnosis Code A08.2

Adenoviral enteritis

2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

• A08.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2023 edition of ICD-10-CM A08.2 became effective on October 1, 2022.
• This is the American ICD-10-CM version of A08.2 - other international versions of ICD-10 A08.2 may differ.

• Enteritis adenovirus (bowel condition)

• 391 Esophagitis, gastroenteritis and miscellaneous digestive disorders with mcc
• 392 Esophagitis, gastroenteritis and miscellaneous digestive disorders without mcc

Convert A08.2 to ICD-9-CM

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change

• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) K52.9
  ICD-10-CM Diagnosis Code K52.9

  Noninfective gastroenteritis and colitis, unspecified

  2016 2017 2018 2019 2020 2021 2022 2023 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)
  • infectious NOS A09
    ICD-10-CM Diagnosis Code A09

    Infectious gastroenteritis and colitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 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)
    • due to
      • adenovirus A08.2
  • viral A08.4
    ICD-10-CM Diagnosis Code A08.4

    Viral intestinal infection, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Viral enteritis NOS
    • Viral gastroenteritis NOS
    • Viral gastroenteropathy NOS
    • adenovirus A08.2
  • adenovirus A08.2

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.