A08.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM A08.4 became effective on October 1, 2024. This is the American ICD-10-CM version of A08.4 - other international versions of ICD-10 A08.4 may differ. ICD-10-CM Diagnosis Code B97.89. Other viral agents as the cause of diseases classified elsewhere. Influenza, h1n1 with gastroenteritis; 'intestinal flu' [viral gastroenteritis] (A08.-); Influenza due to other identified influenza virus gastroenteritis. ICD-10-CM Diagnosis Code J10.2. ICD 10 CM A08.31: Calicivirus enteritis; ICD 10 CM A08.32: Astrovirus enteritis; ICD 10 CM A08.39: Other viral enteritis; ICD 10 CM A08.4: Viral intestinal infection, unspecified Clinical Context: Used when the specific viral agent is unknown. Pitfall: Lack of specificity can lead to inaccurate data reporting. ICD-10-CM Diagnosis Code J09.X3. Influenza due to identified novel influenza A virus with gastrointestinal manifestations. 'intestinal flu' [viral gastroenteritis] J11.2) Codes. A08 Viral and other specified intestinal infections. A08.0 Rotaviral enteritis; A08.19 Acute gastroenteropathy due to other small round viruses; A08.2 Adenoviral enteritis; A08.31 Calicivirus enteritis; A08.32 Astrovirus enteritis; A08.39 Other viral enteritis; A08.4 Viral intestinal infection, unspecified; A08.8 Other specified intestinal infections; A09 Infectious gastroenteritis and colitis, unspecified; B37.82 Candidal 2025 ICD-10-CM Diagnosis Code A08.19 Acute gastroenteropathy due to other small round viruses. ICD-10-CM Code: A08.19 ICD-10 Code for: Some people call viral gastroenteritis the "stomach flu." But this name is not medically correct. It is not caused by flu viruses. The flu is a respiratory infection that affects your nose, throat and lungs. A08.19 is a valid billable ICD-10 diagnosis code for Acute gastroenteropathy due to other small round viruses. It is found in the 2025 version of the ICD-10

Clinical Modification (CM) and can be used in all HIPAA-covered transactions from Oct 01, 2024 - Sep 30, 2025. ↓ See below for any exclusions, inclusions or special notations ICD-10 code A08 for Viral and other specified intestinal infections. Excludes1: influenza with involvement of gastrointestinal tract (J09.X3, J10.2, J11.2) A08.0. Rotaviral enteritis. ICD-10 is the 10th revision of the International Statistical Classification of Diseases and Related Health Problems (ICD), a medical classification list by A09 is a billable diagnosis code used to specify a medical diagnosis of infectious gastroenteritis and colitis, unspecified. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2024 through September 30, 2025. A08.4 - Viral intestinal infection, unspecified A08.8 - Other specified intestinal infections ICD10All.com is a free reference website designed for the fast lookup of all current American ICD-10-CM (diagnosis) and ICD-10-PCS (procedure) medical billing codes.