ICD-10-CM Q28: Other congenital malformations of circulatory system

ICD-10-CM Diagnosis Code (2025)

Official Description for Q28

Other congenital malformations of circulatory system

Coding Notes & Guidelines for Q28

Excludes1: Not Coded Here
  • congenital aneurysm NOS (Q27.8)
  • congenital coronary aneurysm (Q24.5)
  • ruptured cerebral arteriovenous malformation (I60.8)
  • ruptured malformation of precerebral vessels (I72.0)
Excludes2: Not Included Here
  • congenital peripheral aneurysm (Q27.8)
  • congenital pulmonary aneurysm (Q25.79)
  • congenital retinal aneurysm (Q14.1)
Inclusion Terms

Congenital arteriovenous precerebral aneurysm (nonruptured)

Inclusion Terms
  • Congenital malformation of precerebral vessels NOS
  • Congenital precerebral aneurysm (nonruptured)
Inclusion Terms
  • Arteriovenous malformation of brain NOS
  • Congenital arteriovenous cerebral aneurysm (nonruptured)
Inclusion Terms
  • Congenital cerebral aneurysm (nonruptured)
  • Congenital malformation of cerebral vessels NOS
  • Developmental venous anomaly
Inclusion Terms
  • Congenital aneurysm, specified site NEC
  • Spinal vessel anomaly

Child Codes (More Specific Codes for Q28):

About ICD-10-CM Code Q28 (Other congenital malformations of circulatory system)

ICD-10-CM code Q28 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Q28 became effective on October 1, 2024.

This page provides detailed information about Q28 - Other congenital malformations of circulatory system. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other congenital malformations of circulatory system.