Q75.049 — Lambdoid craniosynostosis, unspecified
Q75.049 is a billable, specific ICD-10-CM code for lambdoid craniosynostosis, unspecified. It is valid for submission on a claim.
Risk adjustment
Q75.049 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
Q75.049 is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A57204Billing and Coding: MRI and CT Scans of the Head and Neck
How Q75.049 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 Q75.049.
- Craniosynostosis›lambdoid
Related codes at this level
Codes that share Q75.04. If Q75.049 is not quite right, the correct code is usually one of these.
Questions about Q75.049
- Is Q75.049 a billable ICD-10-CM code?
- Yes. Q75.049 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Q75.049 sit in the tabular list?
- Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0), in the block Congenital malformations and deformations of the musculoskeletal system (Q65-Q79).