K09.1Billable

Developmental (nonodontogenic) cysts of oral region

Chapter
11. Diseases of the digestive system
Category
K09
Effective date
October 1, 2026

Related codes in category K09

K09Cysts of oral region, not elsewhere classifiedK09.0Developmental odontogenic cystsYesK09.8Other cysts of oral region, not elsewhere classifiedYesK09.9Cyst of oral region, unspecifiedYes

Frequently asked questions

What is ICD-10 code K09.1?

K09.1 is an ICD-10-CM diagnosis code for Developmental (nonodontogenic) cysts of oral region.

Is K09.1 a billable code?

Yes. K09.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is K09.1 in?

K09.1 falls under Chapter 11: Diseases of the digestive system.

When did K09.1 become effective?

K09.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to K09.1?

K09.1 belongs to category K09, which includes 4 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.