| K03 | Other diseases of hard tissues of teeth | NON-BILLABLE CODE |
| K03.0 | Excessive attrition of teeth | BILLABLE CODE |
| K03.1 | Abrasion of teeth | BILLABLE CODE |
| K03.2 | Erosion of teeth | BILLABLE CODE |
| K03.3 | Pathological resorption of teeth | BILLABLE CODE |
| K03.4 | Hypercementosis | BILLABLE CODE |
| K03.5 | Ankylosis of teeth | BILLABLE CODE |
| K03.6 | Deposits [accretions] on teeth | BILLABLE CODE |
| K03.7 | Posteruptive color changes of dental hard tissues | BILLABLE CODE |
| K03.8 | Other specified diseases of hard tissues of teeth | NON-BILLABLE CODE |
| K03.89 | Other specified diseases of hard tissues of teeth | BILLABLE CODE |
| K03.9 | Disease of hard tissues of teeth, unspecified | BILLABLE CODE |
