Q27.9

ICD-10Billable

Congenital malformation of peripheral vascular system, unsp

Official ICD-10-CM descriptor (FY2026)

Congenital malformation of peripheral vascular system, unspecified

Q27.9 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Anomaly of artery or vein NOS

Related codes in Q27

Where this code sits

Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0)
Block: Congenital malformations of the circulatory system (Q20-Q28)
Parent code: Q27

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.