2024 ICD-10-CM Diagnosis Code B46.5

by

Mucormycosis, unspecified

  • B46.5 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 B46.5 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of B46.5 – other international versions of ICD-10 B46.5 may differ.

The following code(s) above B46.5 contain annotation back-references

 that may be applicable to B46.5:

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

Approximate Synonyms

  • Mucormycosis

Clinical Information

  • Infection in humans and animals caused by any fungus in the order mucorales (e.g., absidia, mucor, rhizopus etc.) there are many clinical types associated with infection of the central nervous system, lung, gastrointestinal tract, skin, orbit and paranasal sinuses. In humans, it usually occurs as an opportunistic infection in patients with a chronic debilitating disease, particularly uncontrolled diabetes, or who are receiving immunosuppressive agents. (from Dorland, 28th ed)

ICD-10-CM B46.5 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 B46.5 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 B46.5: