A79.9
BillableRickettsiosis, unspecified
Rickettsiosis, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Rickettsial infection NOS
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
Use Additional Code
Additional codes that should follow this code
Related Codes(3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(73)
SNOMED CT
- Disease caused by rickettsiae37246009
- Rickettsial disease37246009
- Pneumorickettsiosis233621003
- Rickettsial pneumonia233621003
- Rickettsial endocarditis233851006
- Disease caused by Rickettsiales409904000
- Rickettsial infection409904000
- Rickettsial infectious disease409904000
- Disease caused by Rickettsia416829003
- Rickettsiosis416829003
- Encephalitis caused by rickettsia419868009
- Myocarditis caused by Rickettsia460317007
- Rickettsial myocarditis460317007
UMLS
- Disease caused by RickettsiaC0035585
- Disease caused by Rickettsia (disorder)C0035585
- Disease caused by RickettsialesC0035585
- Disease caused by Rickettsiales (disorder)C0035585
- Disease caused by rickettsiaeC0035585
- Disease caused by rickettsiae (disorder)C0035585
- INFECT RICKETTSIAC0035585
- Infection, RickettsiaC0035585
- Infections, RickettsiaC0035585
- RICKETTSIA INFECTC0035585
- Rickettsia InfectionC0035585
- Rickettsia InfectionsC0035585
- Rickettsial DiseaseC0035585
- Rickettsial DiseasesC0035585
- Rickettsial Infectious DiseaseC0035585
- Rickettsial Infectious DisorderC0035585
- Rickettsial diseaseC0035585
- Rickettsial infectionC0035585
- Rickettsial infection NOSC0035585
- Rickettsial infectious diseaseC0035585
- Rickettsial infectious disordersC0035585
- Rickettsiales diseaseC0035585
- RickettsiosesC0035585
- Rickettsioses (A75-A79)C0035585
- RickettsiosisC0035585
- Rickettsiosis NOSC0035585
- Rickettsiosis, unspecifiedC0035585
- rickettsial diseaseC0035585
- rickettsial diseasesC0035585
- rickettsial infectionC0035585
- rickettsiosisC0035585
Clinical Terms
- Encephalitis caused by rickettsia
- rickettsial diseases
- Rickettsial infectious disorders
- Rickettsial infection
- Rickettsial Infectious Disease
- RICKETTSIA INFECT
- Disease caused by Rickettsia
- Rickettsial endocarditis
- Rickettsial Infectious Disorder
- Rickettsial infection NOS
- Rickettsiosis NOS
- Myocarditis caused by Rickettsia
- Infections, Rickettsia
- Rickettsiales disease
- Rickettsia Infections
- Rickettsioses (A75-A79)
- Disease caused by Rickettsiales (disorder)
- Rickettsioses
- Disease caused by Rickettsia (disorder)
- Disease caused by rickettsiae (disorder)
- Disease caused by Rickettsiales
- Rickettsial myocarditis
- rickettsial disease
- Infection, Rickettsia
- Pneumorickettsiosis
- Disease caused by rickettsiae
- INFECT RICKETTSIA
- Rickettsia Infection
- Rickettsial pneumonia
Frequently Asked Questions
What is the ICD-10 code for rickettsiosis, unspecified?
The ICD-10-CM code for rickettsiosis, unspecified is A79.9. The full clinical description is "Rickettsiosis, unspecified". A79.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code A79.9 mean?
ICD-10-CM code A79.9 represents “Rickettsiosis, 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 A79.9 a billable code?
Yes, A79.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A79.9 in?
A79.9 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A79.9?
A79.9 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 A79.9?
Yes, when using A79.9, also report: resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A79.9 map to?
A79.9 maps to 7 SNOMED CT concepts: 416829003, 409904000, 37246009, 419868009, 460317007, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A79.9?
A79.9 is linked to 1 UMLS Concept Unique Identifier: C0035585. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A79.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like rickettsiosis, 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 A79.9?
A79.9 maps to the ICD-11 code: 1C3Z (Rickettsioses, 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.