ICD-10-CM Q36 is the diagnosis code for Cleft lip. This code falls under the section "Cleft lip and cleft palate" within Chapter 17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as Q36. They are mutually exclusive:
Understanding where Q36 sits in the ICD-10-CM classification helps ensure proper coding:
No, Q36 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
Q36 is the ICD-10-CM diagnosis code for "Cleft lip". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
Q36 is located in Section Q35-Q37 — "Cleft lip and cleft palate" within Chapter 17 of the ICD-10-CM Tabular List.
Q36 has 3 sub-code(s) that provide more specific detail: Q36.0, Q36.1, Q36.9.
Use Q36 when the patients documented diagnosis matches "Cleft lip" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Cleft lip is Q36.
No, Q36 is non-billable. Use a more specific sub-code for primary diagnosis billing.
Q36 is in Chapter 17 of the ICD-10-CM Tabular List.
Type 1 Excludes for Q36 include: cleft lip with cleft palate (Q37.-).
Yes, Q36 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.