2025
ICD-10-CM
Diagnosis
Code

B96.21 Shiga toxin-producing Escherichia coli [E. coli] [STEC] O157 as the cause of diseases classified elsewhere

  • Billable
  • 2016–2025

B96.21 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Shiga toxin-producing Escherichia coli [E. coli] [STEC] O157 as the cause of diseases classified elsewhere.

Inclusion term

  • E. coli O157:H- (nonmotile) with confirmation of Shiga toxin

  • E. coli O157 with confirmation of Shiga toxin when H antigen is unknown, or is not H7

  • O157:H7 Escherichia coli [E.coli] with or without confirmation of Shiga toxin-production

  • Shiga toxin-producing Escherichia coli [E.coli] O157:H7 with or without confirmation of Shiga toxin-production

  • STEC O157:H7 with or without confirmation of Shiga toxin-production

Versions

  1. 2025

    No changes

  2. 2024

    No changes

  3. 2023

    No changes

  4. 2022

    No changes

  5. 2021

    No changes

  6. 2020

    Code changed

    • Description

        • Shiga toxin-producing Escherichia coli [E. coli] (STEC) O157 as the cause of diseases classified elsewhere
        • Shiga toxin-producing Escherichia coli [E. coli] [STEC] O157 as the cause of diseases classified elsewhere
    • Short description

        • Shiga toxin E coli (STEC) O157 causing dis classd elswhr
        • Shig tox E coli [STEC] O157 causing diseases classd elswhr
  7. 2019

    No changes

  8. 2018

    No changes

  9. 2017

    No changes

  10. 2016

    New code