2024 ICD-10-CM Diagnosis Code A39.9

by

Meningococcal infection, unspecified

  • A39.9 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 A39.9 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of A39.9 – other international versions of ICD-10 A39.9 may differ.

Applicable To

  • Meningococcal disease NOS

The following code(s) above A39.9 contain annotation back-references

 that may be applicable to A39.9:

  • A00-B99  Certain infectious and parasitic diseases

Approximate Synonyms

  • Meningococcal infection
  • Meningococcal infectious disease

Clinical Information

  • Infections with bacteria of the species neisseria meningitidis.
  • Meningococci are a type of bacteria that cause serious infections. The most frequent is meningitis, which is an inflammation of the thin tissue that surrounds the brain and spinal cord. Meningococci can also cause other problems, including a serious bloodstream infection called sepsis.meningococcal infections can be spread from person to person. They are common in people living in close quarters, such as college students or military recruits.in its early stages, you may have flu-like symptoms and a stiff neck. But the disease can progress quickly and can be fatal. Early diagnosis and treatment are extremely important. Treatment is with antibiotics. Since the infection spreads from person to person, family members may also need to be treated.a vaccine can prevent meningococcal infections.

ICD-10-CM A39.9 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 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

Convert A39.9 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 A39.9:

  • Type 1 Excludes: A49

Diagnosis Index entries containing back-references to A39.9: