A04.72

Enterocolitis due to Clostridium difficile, not specified as recurrent

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 7 never code together

A04code

Excludes1

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

A00-B99chapter

Excludes1

certain localized infections - see body system-related chapters

Excludes2

carrier or suspected carrier of infectious disease (Z22.-)Z22.-
infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)O98.-
infectious and parasitic diseases specific to the perinatal period (P35-P39)P35-P39
influenza and other acute respiratory infections (J00-J22)J00-J22

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 5

A04.7code

Inclusion terms

Clostridioides difficile colitis
Foodborne intoxication by Clostridium difficile
Pseudomembraneous colitis

A00-B99chapter

Includes

diseases generally recognized as communicable or transmissible

Use additional code

code to identify resistance to antimicrobial drugs (Z16.-)Z16.-

Index entries leading here 6

Infection, infected, infective (opportunistic) B99.9
- Clostridioides
  - difficile
    - necrotizing enterocolitis
      - not specified as recurrent A04.72
    - foodborne (disease)
      - not specified as recurrent A04.72
- Clostridium NEC
  - difficile
    - foodborne (disease)
      - not specified as recurrent A04.72
    - necrotizing enterocolitis
      - not specified as recurrent A04.72
Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) K52.9
- Clostridioides difficile
  - not specified as recurrent A04.72
- toxic NEC K52.1
  - due to
    - Clostridioides difficile
      - not specified as recurrent A04.72
    - Clostridium difficile
      - not specified as recurrent A04.72
- infectious NOS A09
  - due to
    - Clostridioides difficile
      - not specified as recurrent A04.72
    - Clostridium difficile
      - not specified as recurrent A04.72
- Clostridium
  - difficile
    - not specified as recurrent A04.72
Enterocolitis K52.9
- necrotizing K55.30
  - due to
    - Clostridioides difficile
      - not specified as recurrent A04.72
    - Clostridium difficile
      - not specified as recurrent A04.72
- due to
  - Clostridioides difficile
    - not specified as recurrent A04.72
  - Clostridium difficile
    - not specified as recurrent A04.72
- pseudomembranous (newborn)
  - not specified as recurrent A04.72
Megacolon (acquired) (functional) (not Hirschsprung's disease) (in) K59.39
- toxic NEC K59.31
  - due to
    - Clostridioides difficile
      - not specified as recurrent A04.72
    - Clostridium difficile
      - not specified as recurrent A04.72
Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) K52.9
- toxic NEC K52.1
  - due to
    - Clostridioides difficile
      - not specified as recurrent A04.72
    - Clostridium difficile
      - not specified as recurrent A04.72
- Clostridioides difficile
  - not specified as recurrent A04.72
- Clostridium difficile
  - not specified as recurrent A04.72
- pseudomembranous
  - not specified as recurrent A04.72
Diarrhea, diarrheal (disease) (infantile) (inflammatory) R19.7
- due to
  - Clostridium difficile
    - not specified as recurrent A04.72

Alongside this code 1 same parent — A04.7

A04.71 Enterocolitis due to Clostridium difficile, recurrent

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable: yes
Code set: FY2026
Parent: A04.7
Block: A00-A09
Siblings: 1

Present FY2024–FY2027.