Q15.9 — Congenital malformation of eye, unspecified
Q15.9 is a billable, specific ICD-10-CM code for congenital malformation of eye, unspecified. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Congenital anomaly of eye
- Congenital deformity of eye
Risk adjustment
Q15.9 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
Q15.9 is named in 3 Medicare coverage policies — 3 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders
- A56726Billing and Coding: Ophthalmology: Posterior Segment Imaging (Extended Ophthalmoscopy and Fundus Photography)
- A56908Billing and Coding: Blepharoplasty, Blepharoptosis and Brow Lift
How Q15.9 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Q15.9.
- Anomaly, anomalous›eye
- Deformity›eye, congenital
- Malformation›eye
Related codes at this level
Codes that share Q15. If Q15.9 is not quite right, the correct code is usually one of these.
Questions about Q15.9
- Is Q15.9 a billable ICD-10-CM code?
- Yes. Q15.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Q15.9 sit in the tabular list?
- Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0), in the block Congenital malformations of eye, ear, face and neck (Q10-Q18).