Q36.9

ICD-10Billable

Cleft lip, unilateral

Official ICD-10-CM descriptor (FY2026)

Cleft lip, unilateral

Q36.9 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Cleft lip NOS

Related codes in Q36

Q36.0Cleft lip, bilateral
Q36.1Cleft lip, median

Where this code sits

Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0)
Block: Cleft lip and cleft palate (Q35-Q37)
Parent code: Q36

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.