ICD-10-CM category
A08 Viral and other specified intestinal infections
A08 is a category, not a billable code. Report one of the 9 complete codes below.
Codes in A08
- A08.0Rotaviral enteritis
- A08.11Acute gastroenteropathy due to Norwalk agent
- A08.19Acute gastroenteropathy due to other small round viruses
- A08.2Adenoviral enteritis
- A08.31Calicivirus enteritis
- A08.32Astrovirus enteritis
- A08.39Other viral enteritis
- A08.4Viral intestinal infection, unspecified
- A08.8Other specified intestinal infections
Outside the US? A08 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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