2024 ICD-10-CM Diagnosis Code A41.9

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Sepsis, unspecified organism

  • A41.9 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 A41.9 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of A41.9 – other international versions of ICD-10 A41.9 may differ.

Applicable To

  • Septicemia NOS

The following code(s) above A41.9 contain annotation back-references

 that may be applicable to A41.9:

  • A00-B99  Certain infectious and parasitic diseases
  • A41  Other sepsis

Approximate Synonyms

  • Post-splenectomy septicemia
  • Postprocedural sepsis
  • Postprocedural septic shock
  • Sepsis due to infected central venous catheter
  • Sepsis due to urinary tract infection
  • Sepsis related to central venous catheter
  • Sepsis with septicemia
  • Sepsis without acute organ dysfunction
  • Sepsis without acute organ dysfunction due to gram positive bacteria
  • Sepsis without acute organ dysfunction due to septicemia, final identification pending
  • Septic pulmonary embolism
  • Septic pulmonary embolism (blood clot in lung)
  • Septic shock
  • Septic shock acute organ dysfunction
  • Septic shock after procedure
  • Septic shock with acute organ dysfunction
  • Septic shock with acute organ dysfunction due to gram positive coccus
  • Septic shock with acute organ dysfunction due to septicemia, final identification pending
  • Septicemia after splenectomy
  • Septicemia associated with central venous catheter
  • Septicemia due to central venous catheter
  • Severe sepsis acute organ dysfunction
  • Severe sepsis with acute organ dysfunction
  • Severe sepsis with acute organ dysfunction due to gram positive bacteria
  • Severe sepsis with acute organ dysfunction due to septicemia, final identification pending
  • Systemic inflammatory response syndrome
  • Systemic inflammatory response syndrome from infection
  • Urosepsis

Clinical Information

  • (sep-sis) the presence of bacteria or their toxins in the blood or tissues.
  • A disorder characterized by the presence of pathogenic microorganisms in the blood stream that cause a rapidly progressing systemic reaction that may lead to shock.
  • Disease caused by the spread of bacteria and their toxins in the bloodstream.
  • Disease caused by the spread of bacteria and their toxins in the bloodstream. Also called blood poisoning.
  • Systemic disease associated with presence and persistance of pathogenic microorganisms or their toxins in the blood.
  • Systemic disease associated with the presence of pathogenic microorganisms or their toxins in the blood.
  • The presence of pathogenic microorganisms in the blood stream causing a rapidly progressing systemic reaction that may lead to shock. Symptoms include fever, chills, tachycardia, and increased respiratory rate. It is a medical emergency that requires urgent medical attention.

ICD-10-CM A41.9 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems
  • 870 Septicemia or severe sepsis with mv >96 hours
  • 871 Septicemia or severe sepsis without mv >96 hours with mcc
  • 872 Septicemia or severe sepsis without mv >96 hours without mcc
  • 974 Hiv with major related condition with mcc
  • 975 Hiv with major related condition with cc
  • 976 Hiv with major related condition without cc/mcc

Convert A41.9 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

Code annotations containing back-references to A41.9:

Diagnosis Index entries containing back-references to A41.9: