Q27Header code — not billable
Other congenital malformations of peripheral vascular system
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q27
- Effective date
- October 1, 2026
Related codes in category Q27
Q27.0Congenital absence and hypoplasia of umbilical arteryYesQ27.1Congenital renal artery stenosisYesQ27.2Other congenital malformations of renal arteryYesQ27.3Arteriovenous malformation (peripheral)Q27.30Arteriovenous malformation, site unspecifiedYesQ27.31Arteriovenous malformation of vessel of upper limbYesQ27.32Arteriovenous malformation of vessel of lower limbYesQ27.33Arteriovenous malformation of digestive system vesselYesQ27.34Arteriovenous malformation of renal vesselYesQ27.39Arteriovenous malformation, other siteYesQ27.4Congenital phlebectasiaYesQ27.8Oth congenital malformations of peripheral vascular systemYes
Frequently asked questions
What is ICD-10 code Q27?
Q27 is an ICD-10-CM diagnosis code for Other congenital malformations of peripheral vascular system.
Is Q27 a billable code?
No. Q27 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is Q27 in?
Q27 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q27 become effective?
Q27 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q27?
Q27 belongs to category Q27, which includes 12 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.