2024 ICD-10-CM Diagnosis Code A49.8

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Other bacterial infections of unspecified site

  • A49.8 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 A49.8 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of A49.8 – other international versions of ICD-10 A49.8 may differ.

The following code(s) above A49.8 contain annotation back-references

 that may be applicable to A49.8:

  • A00-B99  Certain infectious and parasitic diseases
  • A49  Bacterial infection of unspecified site

Approximate Synonyms

  • Anaerobic bacterial infection
  • Bacillus fragilis infection
  • Bacterial infection due to klebsiella pneumoniae
  • Bacterial infection due to pseudomonas
  • Bacteroides infection
  • E coli 0157 infection
  • E coli 0158 infection
  • E coli infection
  • Enterococcus infection
  • Infection by bacteroides fragilis
  • Infection due to anaerobic bacteria
  • Infection due to bacteroides
  • Infection due to enterococcus
  • Infection due to escherichia coli
  • Infection due to escherichia coli 0157
  • Infection due to escherichia coli 0158
  • Infection due to vancomycin resistant enterococcus
  • Klebsiella pneumoniae infection
  • Proteus infection
  • Pseudomonas infection
  • Shiga toxin produced in e coli infection
  • Shiga toxin produced in escherichia coli infection
  • Vancomycin-resistant enterococcal infection

Clinical Information

  • Infections and associated diseases caused by bacteria, general or unspecified.

ICD-10-CM A49.8 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 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

Convert A49.8 to ICD-9-CMCode History

  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 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
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change

Diagnosis Index entries containing back-references to A49.8: