A04.71 Enterocolitis due to Clostridium difficile, recurrent

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)

Applies from A04.7 Enterocolitis due to Clostridium difficile

Applicable to

• Clostridioides difficile colitis
• Foodborne intoxication by Clostridium difficile
• Pseudomembraneous colitis

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 008.45 Intestinal infection due to Clostridium difficile (approximate)

Code annotations containing back-references to A04.71

Back-references to A04.7

• Type 1 Excludes: A05 Other bacterial foodborne intoxications, not elsewhere classified ("Clostridium difficile foodborne intoxication and infection (A04.7-)")
• Type 2 Excludes: K55.3 Necrotizing enterocolitis ("necrotizing enterocolitis due to Clostridium difficile (A04.7-)")
• Type 1 Excludes: K59.3 Megacolon, not elsewhere classified ("megacolon (due to) (in) Clostridium difficile (A04.7-)")

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 A04.71

• Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) › Clostridioides difficile › recurrent
• Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) › Clostridium difficile › recurrent
• Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) › pseudomembranous › recurrent
• Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) › toxic NEC › due to › Clostridioides difficile › recurrent
• Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) › toxic NEC › due to › Clostridium difficile › recurrent
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › due to › Clostridium difficile › recurrent
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › Clostridioides difficile › recurrent
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › Clostridium › difficile › recurrent
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › Clostridioides difficile › recurrent
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › infectious NOS › due to › Clostridium difficile › recurrent
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › toxic NEC › due to › Clostridioides difficile › recurrent
• Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) › toxic NEC › due to › Clostridium difficile › recurrent
• Enterocolitis › due to › Clostridioides difficile › recurrent
• Enterocolitis › due to › Clostridium difficile › recurrent
• Enterocolitis › necrotizing › due to › Clostridioides difficile › recurrent
• Enterocolitis › necrotizing › due to › Clostridium difficile › recurrent
• Enterocolitis › pseudomembranous (newborn) › recurrent
• Infection, infected, infective (opportunistic) › Clostridioides › difficile › foodborne (disease) › recurrent
• Infection, infected, infective (opportunistic) › Clostridioides › difficile › necrotizing enterocolitis › recurrent
• Infection, infected, infective (opportunistic) › Clostridium NEC › difficile › foodborne (disease) › recurrent
• Infection, infected, infective (opportunistic) › Clostridium NEC › difficile › necrotizing enterocolitis › recurrent
• Megacolon (acquired) (functional) (not Hirschsprung's disease) (in) › toxic NEC › due to › Clostridioides difficile › recurrent
• Megacolon (acquired) (functional) (not Hirschsprung's disease) (in) › toxic NEC › due to › Clostridium difficile › recurrent

Nearby codes

• A04.3 Enterohemorrhagic Escherichia coli infection
• A04.4 Other intestinal Escherichia coli infections
• 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 (this code)
• A04.72 Enterocolitis due to Clostridium difficile, not specified as recurrent
• A04.8 Other specified bacterial intestinal infections
• A04.9 Bacterial intestinal infection, unspecified