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


The ICD 10 Code for Shiga toxin-producing Escherichia coli [E. coli] (STEC) O157 as the cause of diseases classified elsewhere is listed as B96.21.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: B96.21
Description: Shiga toxin-producing Escherichia coli [E. coli] (STEC) O157 as the cause of diseases classified elsewhere
  • 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
Diagnostic Related Groups
(MS-DRG v30.0)
867 - Other Infectious & Parasitic Diseases Diagnoses W Mcc
868 - Other Infectious & Parasitic Diseases Diagnoses W Cc
869 - Other Infectious & Parasitic Diseases Diagnoses W/o Cc/mcc
Chapter Certain infectious and parasitic diseases (A00-B99)
Block Bacterial and viral infectious agents (B95-B97)
Parent B96.2 - Escherichia coli [E. coli ] as the cause of diseases classified elsewhere
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 041.41 - Shiga toxin-producing Escherichia coli [E. coli] (STEC) O157
ICD-10-CM Siblings (same level / similar specificity) of B96.21:
B96.20 - Unspecified Escherichia coli [E. coli] as the cause of diseases classified elsewhere
B96.22 - Other specified Shiga toxin-producing Escherichia coli [E. coli] (STEC) as the cause of diseases classified elsewhere
B96.23 - Unspecified Shiga toxin-producing Escherichia coli [E. coli] (STEC) as the cause of diseases classified elsewhere
B96.29 - Other Escherichia coli [E. coli] as the cause of diseases classified elsewhere