ICD-10-CM FY2027 diagnosis code

K09.1: Developmental (nonodontogenic) cysts of oral region

Billable codeValid for dates of service October 1, 2026 to September 30, 2027

K09.1 is a billable ICD-10-CM diagnosis code for developmental (nonodontogenic) cysts of oral region. It is specific enough to use on an insurance claim, a superbill or a Good Faith Estimate.

K09.1 questions

Is K09.1 a billable code?

Yes. K09.1 is a billable ICD-10-CM code and can be used on claims and superbills for dates of service from October 1, 2026 to September 30, 2027.

What does K09.1 mean?

K09.1 is the ICD-10-CM code for Developmental (nonodontogenic) cysts of oral region. It is in chapter 11, Diseases of the digestive system (K00-K95).

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.