K09
Non-billableCysts of oral region, not elsewhere classified
Cysts of oral region, not elsewhere classified
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- lesions showing histological features both of aneurysmal cyst and of another fibro-osseous lesion
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •cysts of jaw,M27.0, M27.4
- •radicular cystK04.8
Child Codes (4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-10 code for cysts of oral region, not elsewhere classified?
The ICD-10-CM code for cysts of oral region, not elsewhere classified is K09. The full clinical description is "Cysts of oral region, not elsewhere classified". K09 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code K09 mean?
ICD-10-CM code K09 represents “Cysts of oral region, not elsewhere classified”. It is classified under Chapter 11: Diseases of the Digestive System and is a non-billable header code. Use a more specific child code for billing purposes.
Is K09 a billable code?
No, K09 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under K09.
What chapter is K09 in?
K09 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What are the subcategories under K09?
K09 has 4 child codes, including: K09.0 (Developmental odontogenic cysts), K09.1 (Developmental (nonodontogenic) cysts of oral region), K09.8 (Other cysts of oral region, not elsewhere classified), K09.9 (Cyst of oral region, unspecified).
What are the UMLS CUIs for K09?
K09 is linked to 2 UMLS Concept Unique Identifiers: C0494708, C4290197. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K09 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like cysts of oral region, not elsewhere classified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of K09?
K09 maps to the ICD-11 code: DA05.Z (Cysts of oral or facial-neck region, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.