C7A — Malignant neuroendocrine tumors
ICD-10-CM codes C7A cover malignant neuroendocrine tumors, within neoplasms. The block holds 28 codes across 1 category, of which 23 are billable and 5 are header codes that cannot be submitted on a claim.
Risk adjustment in C7A
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 21 Lymphoma and Other Cancers
What else to watch in C7A
- 23 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.