2022 ICD-10-CM Diagnosis Code B43.1

Pheomycotic brain abscess

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • B43.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2022 edition of ICD-10-CM B43.1 became effective on October 1, 2021.
  • This is the American ICD-10-CM version of B43.1 - other international versions of ICD-10 B43.1 may differ.
Applicable To
  • Cerebral chromomycosis
The following code(s) above B43.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to B43.1:
  • A00-B99
    2022 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • B35-B49
    2022 ICD-10-CM Range B35-B49

    Mycoses

    Type 2 Excludes
    • hypersensitivity pneumonitis due to organic dust (J67.-)
    • mycosis fungoides (C84.0-)
    Mycoses
Approximate Synonyms
  • Pheohyphomycotic brain abscess
ICD-10-CM B43.1 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
  • 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 B43.1 to ICD-9-CM

Code 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
Code annotations containing back-references to B43.1:
  • Type 1 Excludes: G07
    ICD-10-CM Diagnosis Code G07

    Intracranial and intraspinal abscess and granuloma in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease, such as:
    • schistosomiasis granuloma of brain (B65.-)
    Type 1 Excludes

Diagnosis Index entries containing back-references to B43.1:
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
    ICD-10-CM Diagnosis Code L02.91

    Cutaneous abscess, unspecified

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • brain (any part) (cystic) (otogenic) G06.0
      ICD-10-CM Diagnosis Code G06.0

      Intracranial abscess and granuloma

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      Applicable To
      • Brain [any part] abscess (embolic)
      • Cerebellar abscess (embolic)
      • Cerebral abscess (embolic)
      • Intracranial epidural abscess or granuloma
      • Intracranial extradural abscess or granuloma
      • Intracranial subdural abscess or granuloma
      • Otogenic abscess (embolic)
      Type 1 Excludes
      • tuberculous intracranial abscess and granuloma (A17.81)
      • pheomycotic B43.1 (chromomycotic)
  • Chromomycosis B43.9
    ICD-10-CM Diagnosis Code B43.9

    Chromomycosis, unspecified

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • brain abscess B43.1
    • cerebral B43.1
  • Infection, infected, infective (opportunistic) B99.9
    ICD-10-CM Diagnosis Code B99.9

    Unspecified infectious disease

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • Cladosporium
      • bantianum B43.1 (brain abscess)
      • trichoides B43.1 (brain abscess)

ICD-10-CM Codes Adjacent To B43.1
B42.0 Pulmonary sporotrichosis
B42.1 Lymphocutaneous sporotrichosis
B42.7 Disseminated sporotrichosis
B42.8 Other forms of sporotrichosis
B42.81 Cerebral sporotrichosis
B42.82 Sporotrichosis arthritis
B42.89 Other forms of sporotrichosis
B42.9 Sporotrichosis, unspecified
B43 Chromomycosis and pheomycotic abscess
B43.0 Cutaneous chromomycosis
B43.1 Pheomycotic brain abscess
B43.2 Subcutaneous pheomycotic abscess and cyst
B43.8 Other forms of chromomycosis
B43.9 Chromomycosis, unspecified
B44 Aspergillosis
B44.0 Invasive pulmonary aspergillosis
B44.1 Other pulmonary aspergillosis
B44.2 Tonsillar aspergillosis
B44.7 Disseminated aspergillosis
B44.8 Other forms of aspergillosis
B44.81 Allergic bronchopulmonary aspergillosis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.