A75-A79 — Rickettsioses
ICD-10-CM codes A75-A79 cover rickettsioses, within certain infectious and parasitic diseases. The block holds 26 codes across 4 categories, of which 21 are billable and 5 are header codes that cannot be submitted on a claim.
What else to watch in A75-A79
- 7 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.