Coding and coverage · ICD-10-CM

Q36 Cleft lip

Not billable (header)Chapter 17

Report one of the more specific codes below.

Check coverage with this diagnosis

Codes under this one

  • Q36.0 Cleft lip, bilateral
  • Q36.1 Cleft lip, median
  • Q36.9 Cleft lip, unilateral

Instructional notes

Chapter 17

Excludes2Not included here: the patient may have both; report both when both are present.
  • inborn errors of metabolism (E70-E88)
Notes
  • Codes from this chapter are not for use on maternal records

Section Q35-Q37

Excludes2Not included here: the patient may have both; report both when both are present.
Use additional codeAdd a second code for the full picture.
  • code to identify associated malformation of the nose (Q30.2)

This code

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
  • cleft lip with cleft palate (Q37.-)
Includes
  • cheiloschisis
  • congenital fissure of lip
  • harelip
  • labium leporinum

Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1) · Q35-Q37 Cleft lip and cleft palate (Q35-Q37)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.