2021 ICD-10-CM Diagnosis Code B37.1

Pulmonary candidiasis

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • B37.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM B37.1 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of B37.1 - other international versions of ICD-10 B37.1 may differ.
Applicable To
  • Candidal bronchitis
  • Candidal pneumonia
The following code(s) above B37.1 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 B37.1:
  • A00-B99
    2021 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
    2021 ICD-10-CM Range B35-B49

    Mycoses

    Type 2 Excludes
    • hypersensitivity pneumonitis due to organic dust (J67.-)
    • mycosis fungoides (C84.0-)
    Mycoses
  • B37
    ICD-10-CM Diagnosis Code B37

    Candidiasis

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • candidosis
    • moniliasis
    Type 1 Excludes
    • neonatal candidiasis (P37.5)
    Candidiasis
Approximate Synonyms
  • Candida of lung
  • Candidiasis of lung
ICD-10-CM B37.1 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 177 Respiratory infections and inflammations with mcc
  • 178 Respiratory infections and inflammations with cc
  • 179 Respiratory infections and inflammations without cc/mcc
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems
  • 974 Hiv with major related condition with mcc
  • 975 Hiv with major related condition with cc
  • 976 Hiv with major related condition without cc/mcc

Convert B37.1 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
Code annotations containing back-references to B37.1:
  • Type 1 Excludes: J17
    , J99
    ICD-10-CM Diagnosis Code J17

    Pneumonia in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 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)
    ICD-10-CM Diagnosis Code J99

    Respiratory disorders in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease, such as:
    • amyloidosis (E85.-)
    • ankylosing spondylitis (M45)
    • congenital syphilis (A50.5)
    • cryoglobulinemia (D89.1)
    • early congenital syphilis (A50.0)
    • plasminogen deficiency (E88.02)
    • schistosomiasis (B65.0-B65.9)
    Type 1 Excludes

Diagnosis Index entries containing back-references to B37.1:
  • Bronchomycosis NOS B49
    ICD-10-CM Diagnosis Code B49

    Unspecified mycosis

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Fungemia NOS
    • candidal B37.1
  • Candidiasis, candidal B37.9
    ICD-10-CM Diagnosis Code B37.9

    Candidiasis, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Thrush NOS
    • bronchitis B37.1
    • lung B37.1
    • pneumonia B37.1
    • pulmonary B37.1
  • Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved) J18.9
    ICD-10-CM Diagnosis Code J18.9

    Pneumonia, unspecified organism

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • in (due to)
      • candidiasis B37.1
    • Candida B37.1

ICD-10-CM Codes Adjacent To B37.1
B35.9 Dermatophytosis, unspecified
B36 Other superficial mycoses
B36.0 Pityriasis versicolor
B36.1 Tinea nigra
B36.2 White piedra
B36.3 Black piedra
B36.8 Other specified superficial mycoses
B36.9 Superficial mycosis, unspecified
B37 Candidiasis
B37.0 Candidal stomatitis
B37.1 Pulmonary candidiasis
B37.2 Candidiasis of skin and nail
B37.3 Candidiasis of vulva and vagina
B37.4 Candidiasis of other urogenital sites
B37.41 Candidal cystitis and urethritis
B37.42 Candidal balanitis
B37.49 Other urogenital candidiasis
B37.5 Candidal meningitis
B37.6 Candidal endocarditis
B37.7 Candidal sepsis
B37.8 Candidiasis of other sites

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