Q37.1 – Cleft hard palate with unilateral cleft lip

ICD-10-CM 2027 diagnosis code · Cleft lip and cleft palate

Billable code

ICD-10-CM code Q37.1

Code: Q37.1 (claims format: Q371)
Description: Cleft hard palate with unilateral cleft lip
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
Block: Q35-Q37 Cleft lip and cleft palate
Parent codes: Q37

Notes for Q37.1

Applicable to:

Cleft hard palate with cleft lip NOS

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Q37 – Cleft palate with cleft lip

Includes:

cheilopalatoschisis

Block Q35-Q37

Excludes2 (not included here):

Robin's syndrome (Q87.0)

Use additional code:

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

Index terms for Q37.1

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in Q37

Frequently asked questions

What is ICD-10 code Q37.1?

Q37.1 is the ICD-10-CM code for cleft hard palate with unilateral cleft lip, in the block Q35-Q37 (Cleft lip and cleft palate).

Is Q37.1 a billable code?

Yes. Q37.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Q37.1 belong to?

It belongs to category Q37 – Cleft palate with cleft lip.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.