Is ICD-10-CM code Q35-Q37 billable?

No, Q35-Q37 (Cleft lip and cleft palate (Q35-Q37)) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code Q35-Q37 belong to?

Q35-Q37 belongs to Chapter 17 of the ICD-10-CM tabular list: Q00–Q99 (Congenital Malformations, Deformations and Chromosomal Abnormalities).

Q35-Q37Not billable, use a more specific code below

Cleft lip and cleft palate (Q35-Q37)

chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities

Instructional notes

Excludes2: not included here, code separately if applicable

Robin's syndrome (Q87.0)

Use additional code: add a second code for this, listed after this one

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

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Assign Q00-QA1 codes for documented congenital anomalies or genetic disorders at any age, coding non-inherent manifestations separately and sequencing Z38 first on the birth admission.

Read Section I.C.17 (page 74)

All codes under Q35-Q37

Q35-Q37 can't be used on a claim. Pick a billable code below; grey headings group them.

Q35-Q37 MS-DRGs

This code does not group to an MS-DRG as a principal diagnosis.

Other codes that refer to Q35-Q37

Notes on these codes point to Q35-Q37.

Q10-Q18 Excludes2: cleft lip and cleft palate (Q35-Q37)
Q18 Excludes1: cleft lip and cleft palate (Q35-Q37)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Cleft Lip and Palate

Cleft lip and cleft palate are birth defects that occur when a baby's lip or mouth do not form properly. They happen early during pregnancy. A baby can have a cleft lip, a cleft palate, or both.