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A77.0 - Spotted fever due to Rickettsia rickettsii


The ICD 10 Code for Spotted fever due to Rickettsia rickettsii is listed as A77.0.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: A77.0
Description: Spotted fever due to Rickettsia rickettsii
  • Rocky Mountain spotted fever
  • Sao Paulo fever
Diagnostic Related Groups
(MS-DRG v30.0)
867 - Other Infectious & Parasitic Diseases Diagnoses W Mcc
868 - Other Infectious & Parasitic Diseases Diagnoses W Cc
869 - Other Infectious & Parasitic Diseases Diagnoses W/o Cc/mcc
Chapter Certain infectious and parasitic diseases (A00-B99)
Block Rickettsioses (A75-A79)
Parent A77 - Spotted fever [tick-borne rickettsioses]
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 082.0 - Spotted fevers (approximate)
ICD-10-CM Siblings (same level / similar specificity) of A77.0:
A77.1 - Spotted fever due to Rickettsia conorii
A77.2 - Spotted fever due to Rickettsia siberica
A77.3 - Spotted fever due to Rickettsia australis
A77.4 - Ehrlichiosis
A77.8 - Other spotted fevers
A77.9 - Spotted fever, unspecified