K00.1
ICD-10BillableSupernumerary teeth
Official ICD-10-CM descriptor (FY2026)
Supernumerary teeth
K00.1 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Distomolar
- Fourth molar
- Mesiodens
- Paramolar
- Supplementary teeth
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- supernumerary roots (K00.2)
Related codes in K00
- K00.0Anodontia
- K00.2Abnormalities of size and form of teeth
- K00.3Mottled teeth
- K00.4Disturbances in tooth formation
- K00.5Hereditary disturbances in tooth structure, NEC
- K00.6Disturbances in tooth eruption
- K00.7Teething syndrome
- K00.8Other disorders of tooth development
- K00.9Disorder of tooth development, unspecified
Where this code sits
- Parent code
- K00
Krasyn AI Coder
Get code suggestions automatically as you type notes. Free for 50 analyses.
Install for Chrome — freeSource
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.