- B96.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM B96.21 became effective on October 1, 2022.
- This is the American ICD-10-CM version of B96.21 – other international versions of ICD-10 B96.21 may differ.
ICD-10-CM B96.21 is grouped within Diagnostic Related Group(s):
- 867 Other infectious and parasitic diseases diagnoses with mcc
- 868 Other infectious and parasitic diseases diagnoses with cc
- 869 Other infectious and parasitic diseases diagnoses without cc/mcc
Applicable To
- 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
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to B96.21:
- O157 > Escherichia coli, as cause of disease classified elsewhere (E. coli) B96.20
- O157 with confirmation of Shiga toxin when H antigen is unknown, or is not H7 > Escherichia coli, as cause of disease classified elsewhere (E. coli) B96.20
- O157:H- with confirmation of Shiga toxin (nonmotile) > Escherichia coli, as cause of disease classified elsewhere (E. coli) B96.20
- O157:H7 with or without confirmation of Shiga toxin-production > Escherichia coli, as cause of disease classified elsewhere (E. coli) B96.20