Cleft lip, unilateral

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2007 Added to the draft code set draft Cleft lip, unilateral

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from Q36 Cleft lip

Excludes1 - never coded here

cleft lip with cleft palate (Q37.-)

Includes

cheiloschisis
congenital fissure of lip
harelip
labium leporinum

Inherited from the Q35-Q37 section Cleft lip and cleft palate (Q35-Q37)

Excludes2 - not included here

Robin's syndrome (Q87.0)

Use additional code

code to identify associated malformation of the nose (Q30.2)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Cleft
Patent
Window
Harelip
Patulous
Nonclosure
Cheiloschisis
Labium leporinum
Imperfect > fusion
Pervious, congenital
Open, opening > false
Fenestration, fenestrated
Imperfect > closure > lip
Absence > congenital > septum
Split, splitting > lip, congenital
Closure > defective or imperfect NEC
Fissure, fissured > lip > congenital
Nonunion > organ or site, congenital NEC
Open, opening > abnormal, organ or site, congenital
Cleft > lip

Codes in the same group

Code	Description	Status
Q36.0	Cleft lip, bilateral	Valid
Q36.1	Cleft lip, median	Valid