Spotted fever due to Rickettsia rickettsii

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2007 Added to the draft code set draft Spotted fever due to Rickettsia rickettsii

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Myelitis
Phrenitis
Cephalitis
Cerebritis
Cerebellitis
Fever > brain
Spotted fever
Ventriculitis
Fever > typhus
Febris, febrile
Mesencephalitis
Parencephalitis
Syringomyelitis
Fever > cerebral
Radiculomyelitis
Encephalomyelitis
Myeloencephalitis
Meningoencephalitis
Fever > viral hemorrhagic
Myelopathy > in > infection
Encephalitis > due to > typhus
Disease, diseased > Hildenbrand's
Infection, infected, infective > brain
Disease, diseased > brain > inflammatory
Inflammation, inflamed, inflammatory > brain
Inflammation, inflamed, inflammatory > cerebral
Inflammation, inflamed, inflammatory > spinal > cord
Fever > Bullis
Lone Star fever
Fever > Lone Star
Fever > Sao Paulo
Typhus > Sao Paulo
Rocky Mountain fever
Sao Paulo fever or typhus
Fever > American > spotted
Fever > spotted > American
Fever > spotted > Brazilian
Fever > spotted > Colombian
Fever > Rocky Mountain spotted
Fever > spotted > Rocky Mountain

Showing 40 of 42 index phrases.

Codes in the same group

Code	Description	Status
A77.1	Spotted fever due to Rickettsia conorii	Valid
A77.2	Spotted fever due to Rickettsia siberica	Valid
A77.3	Spotted fever due to Rickettsia australis	Valid
A77.4	Ehrlichiosis	Not billable
A77.8	Other spotted fevers	Valid
A77.9	Spotted fever, unspecified	Valid