Q07

Non-Billable
ChapterQ00–Q99
Rankcategory
Description

Other congenital malformations of nervous system

About ICD-10-CM code Q07

Q07 is the ICD-10-CM diagnosis code for Other congenital malformations of nervous system. It sits in Q00-Q99 Congenital Malformations, Deformations and Chromosomal Abnormalities, within Congenital malformations of the nervous system (Q00-Q07). Q07 is not billable on its own, coders must choose one of its more specific child codes instead.

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

CH17 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • inborn errors of metabolism (E70-E88)

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)
  • congenital central alveolar hypoventilation syndrome (G47.35)
  • familial dysautonomia [Riley-Day] (G90.1)
  • neurofibromatosis (nonmalignant) (Q85.0-)

Clinical Hierarchy

BillableHas subcodes
CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q00-Q07Congenital malformations of the nervous system (Q00-Q07)
Q07Other congenital malformations of nervous systemNot billable
Q07.0Arnold-Chiari syndromeSubcodes
Q07.8Other specified congenital malformations of nervous systemBillable
Q07.9Congenital malformation of nervous system, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q07:

chapterCH17
Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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