2020 ICD-10-CM Diagnosis Code B44.0

Invasive pulmonary aspergillosis

    2016 2017 2018 2019 2020 Billable/Specific Code
  • B44.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM B44.0 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of B44.0 - other international versions of ICD-10 B44.0 may differ.
The following code(s) above B44.0 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 B44.0:
  • A00-B99
    2020 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
    2020 ICD-10-CM Range B35-B49

    Mycoses

    Type 2 Excludes
    • hypersensitivity pneumonitis due to organic dust (J67.-)
    • mycosis fungoides (C84.0-)
    Mycoses
  • B44
    ICD-10-CM Diagnosis Code B44

    Aspergillosis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Includes
    • aspergilloma
    Aspergillosis
Clinical Information
  • Lung infections with the invasive forms of aspergillus, usually after surgery, transplantation, prolonged neutropenia or treatment with high-doses of corticosteroids. Invasive pulmonary aspergillosis can progress to chronic necrotizing pulmonary aspergillosis or hematogenous spread to other organs.
ICD-10-CM B44.0 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 177 Respiratory infections and inflammations with mcc
  • 178 Respiratory infections and inflammations with cc
  • 179 Respiratory infections and inflammations without cc/mcc

Convert B44.0 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
Code annotations containing back-references to B44.0:
  • Type 1 Excludes: J17
    ICD-10-CM Diagnosis Code J17

    Pneumonia in diseases classified elsewhere

      2016 2017 2018 2019 2020 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease, such as:
    • Q fever (A78)
    • rheumatic fever (I00)
    • schistosomiasis (B65.0-B65.9)
    Type 1 Excludes
    • candidial pneumonia (B37.1)
    • chlamydial pneumonia (J16.0)
    • gonorrheal pneumonia (A54.84)
    • histoplasmosis pneumonia (B39.0-B39.2)
    • measles pneumonia (B05.2)
    • nocardiosis pneumonia (A43.0)
    • pneumocystosis (B59)
    • pneumonia due to Pneumocystis carinii (B59)
    • pneumonia due to Pneumocystis jiroveci (B59)
    • pneumonia in actinomycosis (A42.0)
    • pneumonia in anthrax (A22.1)
    • pneumonia in ascariasis (B77.81)
    • pneumonia in aspergillosis (B44.0-B44.1)
    • pneumonia in coccidioidomycosis (B38.0-B38.2)
    • pneumonia in cytomegalovirus disease (B25.0)
    • pneumonia in toxoplasmosis (B58.3)
    • rubella pneumonia (B06.81)
    • salmonella pneumonia (A02.22)
    • spirochetal infection NEC with pneumonia (A69.8)
    • tularemia pneumonia (A21.2)
    • typhoid fever with pneumonia (A01.03)
    • varicella pneumonia (B01.2)
    • whooping cough with pneumonia (A37 with fifth-character 1)

Diagnosis Index entries containing back-references to B44.0:
  • Aspergillosis (with pneumonia) B44.9
    ICD-10-CM Diagnosis Code B44.9

    Aspergillosis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • pulmonary NEC B44.1
      ICD-10-CM Diagnosis Code B44.1

      Other pulmonary aspergillosis

        2016 2017 2018 2019 2020 Billable/Specific Code
      • invasive B44.0

ICD-10-CM Codes Adjacent To B44.0
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
B44.89 Other forms of aspergillosis
B44.9 Aspergillosis, unspecified
B45 Cryptococcosis
B45.0 Pulmonary cryptococcosis
B45.1 Cerebral cryptococcosis

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