K00 – Disorders of tooth development and eruption
ICD-10-CM 2027 diagnosis code · Diseases of oral cavity and salivary glands
ICD-10-CM code
K00
- Code
K00(claims format:K00)- Description
- Disorders of tooth development and eruption
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 11. Diseases of the digestive system (K00-K95)
- Block
- K00-K14 Diseases of oral cavity and salivary glands
Billable codes under K00
K00 is a header code and cannot be used on claims. Choose the most specific code:
- K00.0 – AnodontiaBillable
- K00.1 – Supernumerary teethBillable
- K00.2 – Abnormalities of size and form of teethBillable
- K00.3 – Mottled teethBillable
- K00.4 – Disturbances in tooth formationBillable
- K00.5 – Hereditary disturbances in tooth structure, not elsewhere classifiedBillable
- K00.6 – Disturbances in tooth eruptionBillable
- K00.7 – Teething syndromeBillable
- K00.8 – Other disorders of tooth developmentBillable
- K00.9 – Disorder of tooth development, unspecifiedBillable
Notes for K00
Excludes2 (not included here):
- embedded and impacted teeth (K01.-)
Frequently asked questions
What is ICD-10 code K00?
K00 is the ICD-10-CM code for disorders of tooth development and eruption, in the block K00-K14 (Diseases of oral cavity and salivary glands).
Is K00 a billable code?
No. K00 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.