Q00-Q07 — Congenital malformations of the nervous system
ICD-10-CM codes Q00-Q07 cover congenital malformations of the nervous system, within congenital malformations, deformations and chromosomal abnormalities. The block holds 53 codes across 8 categories, of which 45 are billable and 8 are header codes that cannot be submitted on a claim.
Risk adjustment in Q00-Q07
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 182 Spinal Cord Disorders/Injuries
What else to watch in Q00-Q07
- 45 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.