Q00.0Billable

Anencephaly

Chapter
17. Congenital malformations, deformations and chromosomal abnormalities
Category
Q00
Effective date
October 1, 2026

Related codes in category Q00

Q00Anencephaly and similar malformationsQ00.1CraniorachischisisYesQ00.2IniencephalyYes

Frequently asked questions

What is ICD-10 code Q00.0?

Q00.0 is an ICD-10-CM diagnosis code for Anencephaly.

Is Q00.0 a billable code?

Yes. Q00.0 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is Q00.0 in?

Q00.0 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.

When did Q00.0 become effective?

Q00.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to Q00.0?

Q00.0 belongs to category Q00, which includes 3 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.