B45.9
BillableCryptococcosis, unspecified
Cryptococcosis, unspecified
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
Excludes 2
Conditions not included here, but the patient may have both
- •carrier or suspected carrier of infectious diseaseZ22
- •infectious and parasitic diseases complicating pregnancy, childbirth and the puerperiumO98
- •infectious and parasitic diseases specific to the perinatal periodP35-P39
- •influenza and other acute respiratory infectionsJ00-J22
- •hypersensitivity pneumonitis due to organic dustJ67
- •mycosis fungoidesC84.0
Use Additional Code
Additional codes that should follow this code
Related Codes(6)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(36)
SNOMED CT
- Busse-Buschke disease42386007
- Busse-Buschke's disease42386007
- Cryptococcosis42386007
- European blastomycosis42386007
- European cryptococcosis42386007
- Infection by Cryptococcus neoformans42386007
- Torula42386007
- Torulosis42386007
- Cryptococcosis with AIDS (acquired immunodeficiency syndrome)421403008
- Cryptococcosis with acquired immunodeficiency syndrome421403008
- Cryptococcus gattii infection715849007
- Infection caused by Cryptococcus gatti715849007
UMLS
Clinical Terms
- Cryptococcoses
- Busse-Buschke disease
- Infection, Cryptococcus
- Cryptococcus Infections
- Cryptococcosis with acquired immunodeficiency syndrome
- Infection caused by Cryptococcus gatti
- Cryptococcosis with AIDS (acquired immunodeficiency syndrome)
- European cryptococcosis
- Torula
- European blastomycosis
- Infection by Cryptococcus neoformans
- Torulosis
- Cryptococcus Infection
- Toruloses
- Cryptococcus gattii infection
- Busse-Buschke's disease
Frequently Asked Questions
What is the ICD-10 code for cryptococcosis, unspecified?
The ICD-10-CM code for cryptococcosis, unspecified is B45.9. The full clinical description is "Cryptococcosis, unspecified". B45.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code B45.9 mean?
ICD-10-CM code B45.9 represents “Cryptococcosis, unspecified”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a billable/specific code that can be used on a claim.
Is B45.9 a billable code?
Yes, B45.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is B45.9 in?
B45.9 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with B45.9?
B45.9 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters.
Are additional codes required with B45.9?
Yes, when using B45.9, also report: resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does B45.9 map to?
B45.9 maps to 3 SNOMED CT concepts: 42386007, 421403008, 715849007. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for B45.9?
B45.9 is linked to 1 UMLS Concept Unique Identifier: C5235087. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does B45.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like cryptococcosis, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of B45.9?
B45.9 maps to the ICD-11 code: 1F27.Z (Cryptococcosis, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.