K09.9 is the authoritative medical code for Cyst of oral region, unspecified. This classification is used in medical billing and clinical recording to specify the clinical criteria for cyst of oral region, unspecified (ICD-10-CM K09.9), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Sequencing, inclusion, and exclusion notes published for K09.9 in the official ICD-10-CM tabular list.
Conditions the official ICD-10-CM tabular list includes under this code.
Conditions not covered by this code, but which may be reported alongside it when both are present.
Per official ICD-10-CM Excludes2 instructions, K09.9 and the following are not considered part of each other and may both be reported when both conditions are present: cysts of jaw (M27.0-, M27.4-); radicular cyst (K04.8).
Official ICD-10-CM classifications closest to K09.9 in its code family, with their registry titles.
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.