MCMedicalCodingSoftware
A79.89

A79.89: Other specified rickettsioses

Billable / specific codeICD-10-CM

A79.89 is a billable, specific ICD-10-CM code for other specified rickettsioses. It is valid for submission on a claim.

Check A79.89 with the rest of the claim: free scrubber

Risk adjustment

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

Alphabetic index entries that lead here

  • Angiomatosis›bacillary
  • Rickettsial disease›specified type NEC
  • Rickettsiosis›specified type NEC
  • Disease, diseased›rickettsial NOS›specified type NEC

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under A79.8

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.