MCMedicalCodingSoftware
A01.0

A01.0: Typhoid fever

Non-billable headerICD-10-CM

A01.0 is a non-billable header ICD-10-CM code for typhoid fever. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

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

  • Infection due to Salmonella typhi

Other codes that can never be billed with A01.0

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • I39Endocarditis and heart valve disorders in diseases classified elsewhere
  • J17Pneumonia in diseases classified elsewhere
  • M01Direct infections of joint in infectious and parasitic diseases classified elsewhere
  • M49Spondylopathies in diseases classified elsewhere

Risk adjustment

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

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead A01.0

7 child codes. Green means billable.

Other codes under A01

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.