ICD-10-CM · Chapter 1 · A00-B99
A75 Typhus fever
5 subcodes
Block: Rickettsioses (A75-A79)
Excludes 1 (cannot be coded together)
- rickettsiosis due to Ehrlichia sennetsu (A79.81)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
| A75..0 | Epidemic louse-borne typhus fever due to Rickettsia prowazekii | Yes |
| A75..1 | Recrudescent typhus [Brill's disease] | Yes |
| A75..2 | Typhus fever due to Rickettsia typhi | Yes |
| A75..3 | Typhus fever due to Rickettsia tsutsugamushi | Yes |
| A75..9 | Typhus fever, unspecified | Yes |
Last reviewed: September 2026