A21.9
BillableTularemia, unspecified
Tularemia, unspecified
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
- deer-fly fever
- infection due to Francisella tularensis
- rabbit fever
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
Use Additional Code
Additional codes that should follow this code
- code to identify resistance to antimicrobial drugs (Z16.-)
Also Known As / Clinical Terms
SNOMED CT
- Deer fly fever19265001
- Deerfly fever19265001
- Francis' disease19265001
- Infection by Francisella tularensis19265001
- O'Hara's disease19265001
- Ohara's disease19265001
- Pahvant Valley fever19265001
- Pahvant Valley plague19265001
- Rabbit fever19265001
- Tularaemia19265001
- Tularemia19265001
- Yatobyo19265001
- Francisella infection721734000
- Infection caused by Francisella721734000
UMLS
- Deer fly feverC0041351
- Deerfly feverC0041351
- Francis' diseaseC0041351
- Francisella tularensis InfectionC0041351
- Francisella tularensis InfectionsC0041351
- Francisella tularensis infectionC0041351
- Infection by Francisella tularensisC0041351
- Infection, Francisella tularensisC0041351
- O'Hara's diseaseC0041351
- Ohara's diseaseC0041351
- Pahvant Valley feverC0041351
- Pahvant Valley plagueC0041351
- Rabbit feverC0041351
- TularaemiaC0041351
- TularemiaC0041351
- Tularemia (disorder)C0041351
- Tularemia, unspecifiedC0041351
- TularemiasC0041351
- Unspecified tularaemiaC0041351
- Unspecified tularemiaC0041351
- YatobyoC0041351
- deer-fly feverC0041351
- deerfly feverC0041351
- fever rabbitC0041351
- fever rabbitsC0041351
- infection due to Francisella tularensisC0041351
- rabbit feverC0041351
- tularaemiaC0041351
- tularemiaC0041351
- tularemiasC0041351
Frequently Asked Questions
What is ICD-10 code A21.9?
ICD-10-CM code A21.9 represents "Tularemia, unspecified". It is a billable/specific code that can be used on a claim.
Is A21.9 a billable code?
Yes, A21.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A21.9 in?
A21.9 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A21.9?
A21.9 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 A21.9?
Yes, when using A21.9 you should also code: code to identify resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A21.9 map to?
A21.9 maps to 2 SNOMED CT concepts: 19265001, 721734000. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A21.9?
A21.9 is linked to 1 UMLS Concept Unique Identifier: C0041351. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.