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K09 - Cysts of oral region, not elsewhere classified


The ICD 10 Code for Cysts of oral region, not elsewhere classified is listed as K09.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: K09
Description: Cysts of oral region, not elsewhere classified
  • Includes: lesions showing histological features both of aneurysmal cyst and of another fibro-osseous lesion
  • Excludes2: cysts of jaw (M27.0-, M27.4-)
  • radicular cyst (K04.8)
Chapter Diseases of the digestive system (K00-K95)
ICD-10-CM Children (deeper level / typically more specific) of K09:
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