A79.9 RICKETTSIOSIS, UNSPECIFIED

Code Information

Diagnosis Code: A79.9

Short Description: Rickettsiosis, unspecified

Long Description: Rickettsiosis, unspecified

Code Classification:

  • Certain infectious and parasitic diseases (A00–B99)
    • Rickettsioses (A75-A79)
      • Other rickettsioses (A79)
        • A79.9 Rickettsiosis, unspecified

Code Version: 2017 ICD-10-CM

Diagnostic Related Group(s)

The code A79.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v34.0)
  • Other Infectious And Parasitic Diseases Diagnoses With Mcc (867)
  • Other Infectious And Parasitic Diseases Diagnoses With Cc (868)
  • Other Infectious And Parasitic Diseases Diagnoses Without Cc/mcc (869)

References to Index of Diseases and Injuries

The code A79.9 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Rickettsial infection NOS

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
A79.9 Right Arrow 083.9 Rickettsiosis NOS
This ICD-10 to ICD-9 data is based on the 2015 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

No. ICD-10 Code ICD-10 Description
1 A79 Other rickettsioses
2 A79.0 Trench fever
3 A79.1 Rickettsialpox due to Rickettsia akari
4 A79.8 Other specified rickettsioses
5 A79.81 Rickettsiosis due to Ehrlichia sennetsu
6 A79.89 Other specified rickettsioses



This page was last updated on: 1/1/2017