A04.8 Other specified bacterial intestinal infections

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from A04 Other bacterial intestinal infections

Excludes1 (never code together)

• bacterial foodborne intoxications, NEC (A05.-)
• tuberculous enteritis (A18.32)

MS-DRG index

Defines the logic of DRG(s) 371-373 in MDC 06.

Approximate ICD-9-CM (GEMs)

• 008.2 Intestinal infection due to aerobacter aerogenes (approximate)
• 008.41 Intestinal infection due to staphylococcus (approximate)
• 008.49 Intestinal infection due to other organisms (approximate)

Code annotations containing back-references to A04.8

Back-references to A04

• Code First: M49 Spondylopathies in diseases classified elsewhere ("enterobacterial infections (A01-A04)")
• Type 2 Excludes: P37 Other congenital infectious and parasitic diseases ("infectious neonatal diarrhea (A00-A09)")

Diagnosis Index entries for A04.8

• Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) › staphylococcal
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › bacteria › specified NEC
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › Clostridium perfringens (C) (F)
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › specified organism NEC › bacterial
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › Staphylococcus
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › specified › bacterium NEC
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › bacterial › specified NEC
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › Aerobacter aerogenes
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › bacteria NOS › specified NEC
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › Clostridium perfringens
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › Enterobacter aerogenes
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › specified › bacteria NEC
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › Staphylococcus
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › staphylococcal
• Infection, infected, infective (opportunistic) › Helicobacter pylori
• Pseudotuberculosis › enterocolitis

Nearby codes

• A04.5 Campylobacter enteritis
• A04.6 Enteritis due to Yersinia enterocolitica
• A04.7 Enterocolitis due to Clostridium difficile
• A04.71 Enterocolitis due to Clostridium difficile, recurrent
• A04.72 Enterocolitis due to Clostridium difficile, not specified as recurrent
• A04.8 Other specified bacterial intestinal infections (this code)
• A04.9 Bacterial intestinal infection, unspecified