A04.4

Other intestinal Escherichia coli infections

Billable / specific

A04.4 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Escherichia coli enteritis NOS

Includes (from A04)

  • diseases generally recognized as communicable or transmissible

Excludes1

Not coded here — never report together with this code.

  • bacterial foodborne intoxications, NEC (A05.-) (from A04)
  • tuberculous enteritis (A18.32) (from A04)

Excludes2

Not included here — may be reported together when both conditions exist.

  • carrier or suspected carrier of infectious disease (Z22.-) (from A04)
  • certain localized infections - see body system-related chapters (from A04)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) (from A04)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39) (from A04)
  • influenza and other acute respiratory infections (J00-J22) (from A04)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify resistance to antimicrobial drugs (Z16.-) (from A04)

Also known as

  • Escherichia coli enteritis NOS
  • Diarrhea, diarrheal, due to Escherichia coli
  • Diarrhea, diarrheal, due to Escherichia coli, enteroaggregative
  • Diarrhea, diarrheal, due to Escherichia coli, specified NEC
  • Enteritis, infectious NOS, due to Escherichia coli

Parent code

  • A04Other bacterial intestinal infectionsHeader

Related codes

  • A04.0Enteropathogenic Escherichia coli infectionBillable
  • A04.1Enterotoxigenic Escherichia coli infectionBillable
  • A04.2Enteroinvasive Escherichia coli infectionBillable
  • A04.3Enterohemorrhagic Escherichia coli infectionBillable
  • A04.5Campylobacter enteritisBillable
  • A04.6Enteritis due to Yersinia enterocoliticaBillable
  • A04.7Enterocolitis due to Clostridium difficileHeader
  • A04.8Other specified bacterial intestinal infectionsBillable
  • A04.9Bacterial intestinal infection, unspecifiedBillable

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