Typhus fever, unspecified

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 Typhus fever, unspecified

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from A75 Typhus fever

Excludes1 - never coded here

rickettsiosis due to Ehrlichia sennetsu (A79.81)

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
Cardiosis
Phrenitis
Cephalitis
Cerebritis
Bad > heart
Cardiopathy
Cerebellitis
Ailment heart
Fever > brain
Ventriculitis
Cardiostenosis
Change > heart
Fever > typhus
Lesion > heart
Strain > heart
Febris, febrile
Fibroid > heart
Mesencephalitis
Morbus > cordis
Organic > heart
Parencephalitis
Seizure > heart
Syringomyelitis
Trouble > heart
Cachexia > heart
Collapse > heart
Fever > cerebral
Lesion > cardiac
Radiculomyelitis
Encephalomyelitis
Myeloencephalitis
Stricture > heart
Cachexia > cardiac
Compression > heart
Meningoencephalitis
Myofibrosis > heart
Stricture > cardiac
Toxemia > myocardial
Collapse > myocardial

Showing 40 of 82 index phrases.

Codes in the same group

Code	Description	Status
A75.0	Epidemic louse-borne typhus fever due to Rickettsia prowazekii	Valid
A75.1	Recrudescent typhus [Brill's disease]	Valid
A75.2	Typhus fever due to Rickettsia typhi	Valid
A75.3	Typhus fever due to Rickettsia tsutsugamushi	Valid