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ICD-10-CM Codes
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A00-B99
Certain infectious and parasitic diseases
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A75-A79
Rickettsioses
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A79-
Other rickettsioses
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2019 ICD-10-CM Diagnosis Code A79.1
Rickettsialpox due to Rickettsia akari
2016 2017 2018 2019 Billable/Specific Code
- A79.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2019 edition of ICD-10-CM A79.1 became effective on October 1, 2018.
- This is the American ICD-10-CM version of A79.1 - other international versions of ICD-10 A79.1 may differ.
Applicable To- Kew Garden fever
- Vesicular rickettsiosis
The following code(s) above
A79.1 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
A79.1:
- Rickettsial pox
- Rickettsialpox
ICD-10-CM A79.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
- 867 Other infectious and parasitic diseases diagnoses with mcc
- 868 Other infectious and parasitic diseases diagnoses with cc
- 869 Other infectious and parasitic diseases diagnoses without cc/mcc
Convert A79.1 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
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
ICD-10-CM Diagnosis Code R50.9
Fever, unspecified
2016 2017 2018 2019 Billable/Specific Code
Applicable To- Fever NOS
- Fever of unknown origin [FUO]
- Fever with chills
- Fever with rigors
- Hyperpyrexia NOS
- Persistent fever
- Pyrexia NOS
- Kew Garden fever A79.1
- Rickettsialpox A79.1 (Rickettsia akari)
- Rickettsiosis A79.9
ICD-10-CM Diagnosis Code A79.9
Rickettsiosis, unspecified
2016 2017 2018 2019 Billable/Specific Code
Applicable To- Rickettsial infection NOS
- due to
- Rickettsia akari A79.1 (rickettsialpox)
- vesicular A79.1
ICD-10-CM Codes Adjacent To A79.1
A77.3 Spotted fever due to Rickettsia australis
A77.41 …… chafeensis [E. chafeensis]
A77.8 Other spotted fevers
A77.9 Spotted fever, unspecified
A79.1
Rickettsialpox due to Rickettsia akari
A79.8 Other specified rickettsioses
A79.81 Rickettsiosis due to Ehrlichia sennetsu
A79.89 Other specified rickettsioses
A79.9 Rickettsiosis, unspecified
A80.0 Acute paralytic poliomyelitis, vaccine-associated
A80.1 Acute paralytic poliomyelitis, wild virus, imported
A80.2 Acute paralytic poliomyelitis, wild virus, indigenous
A80.3 Acute paralytic poliomyelitis, other and unspecified
A80.30 Acute paralytic poliomyelitis, unspecified
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
