MCMedicalCodingSoftware
A75.9

A75.9: Typhus fever, unspecified

Billable / specific codeICD-10-CM

A75.9 is a billable, specific ICD-10-CM code for typhus fever, unspecified. It is valid for submission on a claim.

Check A75.9 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Typhus (fever) NOS

Excludes1 inherited from the categories above A75.9

A category’s note binds every code beneath it.

Written on A75: Typhus fever

  • rickettsiosis due to Ehrlichia sennetsu (A79.81)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Canton fever
  • Petechial typhus
  • Tabardillo
  • Typhus(fever)
  • Fever›Canton
  • Infection, infected, infective›typhus
  • Typhus›brain
  • Typhus›cerebral
  • Typhus›petechial
  • Myocarditis›in›typhus NEC

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A75

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.