Q28.9
Q28.9: Congenital malformation of circulatory system, unspecified
Billable / specific codeICD-10-CMPOA exempt
Q28.9 is a billable, specific ICD-10-CM code for congenital malformation of circulatory system, unspecified. It is valid for submission on a claim.
Check Q28.9 with the rest of the claim: free scrubberExcludes1 inherited from the categories above Q28.9
A category’s note binds every code beneath it.
Excludes2 inherited from the categories above Q28.9
Not part of this code, but both may be coded when both are present.
Other codes that can never be billed with Q28.9
Their own Excludes1 notes name this code, so the conflict is not listed above.
- I67.1Cerebral aneurysm, nonruptured
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
Q28.9 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders
- A56781Billing and Coding: Transthoracic Echocardiography (TTE)
- A57306Billing and Coding: Transthoracic Echocardiography (TTE)
Alphabetic index entries that lead here
- Agenesis›circulatory system, part NOS
- Anomaly, anomalous›circulatory system
- Circulation›embryonic
- Circulation›heart, incomplete
- Deformity›cardiovascular system, congenital
- Embryonic›circulation
- Embryonic›heart
- Malformation›circulatory system
- Circulation›defective›congenital
- Defect, defective›circulation›congenital
- Defect, defective›circulation›newborn
- Disease, diseased›cardiovascular›congenital
Code history
Unchanged in every release from FY2024 to FY2027.