Is Q31 a billable code?
No. Q31 is a header code that groups 7 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
Q31: Congenital malformations of larynx
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Q31 groups related diagnoses under congenital malformations of larynx. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Q31 questions
What does Q31 mean?
Q31 is the ICD-10-CM code for Congenital malformations of larynx. It is in chapter 17, Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.