A65-A69 — Other spirochetal diseases
ICD-10-CM codes A65-A69 cover other spirochetal diseases, within certain infectious and parasitic diseases. The block holds 33 codes across 5 categories, of which 28 are billable and 5 are header codes that cannot be submitted on a claim.
Risk adjustment in A65-A69
0 codes in this block map to a CMS-HCC, which means the diagnosis carries a risk-adjustment payment when it is documented and coded. Under-coding here is money left on the table; over-coding here is what audits are for.
- HCC 92 Bone/Joint/Muscle/Severe Soft Tissue Infections/Necrosis
What else to watch in A65-A69
- 6 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.