ICD-10-CM > Q00-QA0 > Q65-Q79 > Q75 > Q75.0 > Q75.04 Q75.04 Lambdoid craniosynostosis Non-Billable/Non-Specific Applicable To Non-deformational posterior plagiocephaly Type 1 Excludes dolichocephaly (Q67.2) Codes Q75.041Lambdoid craniosynostosis, unilateralQ75.042Lambdoid craniosynostosis, bilateralQ75.049Lambdoid craniosynostosis, unspecified