Is ICD-10-CM code Q35 billable?

No, Q35 (Cleft palate) 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 belong to?

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

Q35

Non-Billable

ChapterQ00–Q99

Rankcategory

Description

Cleft palate

About ICD-10-CM code Q35

Under Q00-Q99 Congenital Malformations, Deformations and Chromosomal Abnormalities, within Cleft lip and cleft palate (Q35-Q37), ICD-10-CM code Q35 describes Cleft palate. This code cannot be billed directly because more specific child codes exist beneath it.

Use a more specific code (5 billable)

Q35.1Cleft hard palate Q35.3Cleft soft palate Q35.5Cleft hard palate with cleft soft palate Q35.7Cleft uvula Q35.9Cleft palate, unspecified

Metadata & Insights

•Non-billable category (requires more specific sub-code).
•Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

CH17 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

inborn errors of metabolism (E70-E88)

Q35-Q37 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

Robin's syndrome (Q87.0)

Use Additional Code

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

Instructional Notes

Includes

fissure of palate
palatoschisis

Excludes1(Not coded here. Use a different code.)

cleft palate with cleft lip (Q37.-)

Clinical Hierarchy

BillableHas subcodes

CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

Q35-Q37Cleft lip and cleft palate (Q35-Q37)

Q35Cleft palateNot billable

Q35.1Cleft hard palateBillable

Q35.3Cleft soft palateBillable

Q35.5Cleft hard palate with cleft soft palateBillable

Q35.7Cleft uvulaBillable

Q35.9Cleft palate, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q35:

blockQ35-Q37

Cleft lip and cleft palate (Q35-Q37)

View context instructions

chapterCH17

Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Cleft palate.

Search PCS Codes