A04.8 Other specified bacterial intestinal infections
The ICD-10-CM code for Other specified bacterial intestinal infections is A04.8 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- A00-A09: Intestinal infectious diseases (A00-A09)
- Category A04
- 13 codes (11 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to A04.8:
- Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › staphylococcal
- Infection, infected, infective (opportunistic) › Helicobacter pylori
- Pseudotuberculosis › enterocolitis
- Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) › staphylococcal
- Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › Clostridium perfringens (C) (F)
- Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › bacterial › specified NEC
- Diarrhea, diarrheal (disease) (infantile) (inflammatory) › specified › bacterium NEC
- Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › Staphylococcus
U.S. Hospital Utilization
- An estimated 6,770 U.S. inpatient stays in 2023 included A04.8 among the documented diagnoses.
- 1,420 stays listed it as the principal diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
HIV Infections (TOC entry)a. Human Immunodeficiency Virus (HIV) Infections .............................................................. 19
Infectious agents causing diseases in other chapters (TOC)b. Infectious agents as the cause of diseases classified to other chapters ................................. 22
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026