K03Header code — not billable
Other diseases of hard tissues of teeth
- Chapter
- 11. Diseases of the digestive system
- Category
- K03
- Effective date
- October 1, 2026
Related codes in category K03
K03.0Excessive attrition of teethYesK03.1Abrasion of teethYesK03.2Erosion of teethYesK03.3Pathological resorption of teethYesK03.4HypercementosisYesK03.5Ankylosis of teethYesK03.6Deposits [accretions] on teethYesK03.7Posteruptive color changes of dental hard tissuesYesK03.8Other specified diseases of hard tissues of teethK03.81Cracked toothYesK03.89Other specified diseases of hard tissues of teethYesK03.9Disease of hard tissues of teeth, unspecifiedYes
Frequently asked questions
What is ICD-10 code K03?
K03 is an ICD-10-CM diagnosis code for Other diseases of hard tissues of teeth.
Is K03 a billable code?
No. K03 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is K03 in?
K03 falls under Chapter 11: Diseases of the digestive system.
When did K03 become effective?
K03 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to K03?
K03 belongs to category K03, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.