ICD-10-CM > A00-B99 > A75-A79 > A77 > A77.8 A77.8 Other spotted fevers Billable/Specific Copy Code Copy Description Applicable To Rickettsia 364D/R. philipii (Pacific Coast tick fever)Spotted fever due to Rickettsia africae (African tick bite fever)Spotted fever due to Rickettsia parkeri