2024 ICD-10-CM Diagnosis Code B44.9

by

Aspergillosis, unspecified

  • B44.9 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 B44.9 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of B44.9 – other international versions of ICD-10 B44.9 may differ.

The following code(s) above B44.9 contain annotation back-references

 that may be applicable to B44.9:

  • A00-B99  Certain infectious and parasitic diseases
  • B35-B49  Mycoses
  • B44  Aspergillosis

Approximate Synonyms

  • Aspergillosis
  • Aspergillosis pneumonia
  • Pneumonia in aspergillosis

Clinical Information

  • An infectious fungal disease that occurs most often in the skin, ears, nasal sinuses, and lungs of people with suppressed immune systems.
  • Aspergillosis is a disease caused by a fungus (or mold) that is very common in the environment. There are different kinds of aspergillosis. One kind is allergic bronchopulmonary aspergillosis (also called abpa). Symptoms of abpa include wheezing and coughing. Abpa can affect healthy people but it is most common in people with asthma or cystic fibrosis.another kind is invasive aspergillosis, which invades and damages tissues in the body. It usually affects the lungs, but it can also cause infection in other organs and spread throughout the body. It affects people who have immune system problems, such as people who have had a transplant, are taking high doses of steroids, or getting chemotherapy for some cancers.your doctor might do a variety of tests to make the diagnosis, including a chest x-ray, ct scan of the lungs, or examining tissues for signs of the fungus. Treatment is with antifungal drugs. Centers for Disease Control and Prevention.
  • Disease condition caused by species of aspergillus and marked by inflammatory granulomatous lesions in the skin, ear, orbit, nasal sinuses, lungs, and sometimes in the bones and meninges.
  • Infections with fungi of the genus aspergillus.

ICD-10-CM B44.9 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems
  • 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 B44.9 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

Diagnosis Index entries containing back-references to B44.9:

  • Aspergillosis (with pneumonia) B44.9
  • Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) J18.9
    • in (due to)
      • aspergillosis B44.9