B74.9
BillableFilariasis, unspecified
Filariasis, 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
- •onchocerciasisB73
- •tropical (pulmonary) eosinophilia NOSJ82.89
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(52)
SNOMED CT
- Parasitic conjunctivitis13816006
- Pulmonary nematodiasis34290009
- Disease caused by Filarioidea105706003
- Filariasis105706003
- Filariosis105706003
- Filarial infection of conjunctiva193904008
- Elephantiasis240820001
- Filarial elephantiasis240820001
- Lymphatic filariasis240820001
- Subcutaneous filariasis240835000
- Serous cavity filariasis240848001
- Filarial abscess403129004
- Pulmonary filariasis243981000119109
UMLS
- Disease caused by FilarioideaC0016085
- Disease caused by Filarioidea (disorder)C0016085
- Elephantiasis tropicaC0016085
- FILARIOIDEA INFECTC0016085
- FilariasesC0016085
- FilariasisC0016085
- Filariasis, unspecifiedC0016085
- Filarioidea InfectionC0016085
- Filarioidea InfectionsC0016085
- FilariosisC0016085
- INFECT FILARIOIDEAC0016085
- Infection, FilarioideaC0016085
- Infections, FilarioideaC0016085
- Unspecified filariasisC0016085
- filariasesC0016085
- filariasisC0016085
- filariosisC0016085
Clinical Terms
- Filarial abscess
- Filarioidea Infections
- Lymphatic filariasis
- FILARIOIDEA INFECT
- Serous cavity filariasis
- Subcutaneous filariasis
- Infections, Filarioidea
- Pulmonary filariasis
- Parasitic conjunctivitis
- Disease caused by Filarioidea
- Filarioidea Infection
- Disease caused by Filarioidea (disorder)
- Filarial elephantiasis
- Filarial infection of conjunctiva
- filariosis
- Unspecified filariasis
- Infection, Filarioidea
- filariases
- Elephantiasis
- Elephantiasis tropica
- INFECT FILARIOIDEA
- Pulmonary nematodiasis
Frequently Asked Questions
What is the ICD-10 code for filariasis, unspecified?
The ICD-10-CM code for filariasis, unspecified is B74.9. The full clinical description is "Filariasis, unspecified". B74.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code B74.9 mean?
ICD-10-CM code B74.9 represents “Filariasis, 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 B74.9 a billable code?
Yes, B74.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is B74.9 in?
B74.9 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with B74.9?
B74.9 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 B74.9?
Yes, when using B74.9, also report: resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does B74.9 map to?
B74.9 maps to 9 SNOMED CT concepts: 105706003, 240820001, 403129004, 193904008, 13816006, and 4 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for B74.9?
B74.9 is linked to 1 UMLS Concept Unique Identifier: C0016085. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does B74.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like filariasis, 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 B74.9?
B74.9 maps to the ICD-11 code: 1F66.Z (Filariasis, 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.