K03
⚠ Non-billable
Other diseases of hard tissues of teeth
ICD-10-CM · FY2026 · Diseases of the Digestive System
Code
K03
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Digestive System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code K03?
ICD-10-CM code K03 represents Other diseases of hard tissues of teeth. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Digestive System chapter, effective October 1, 2025 – September 30, 2026.
Is K03 billable?
No. K03 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is K03 in?
K03 belongs to the Diseases of the Digestive System chapter (K00–K95) of ICD-10-CM.
Related codes in the K03 category
K03.0
Excessive attrition of teeth
Billable
K03.1
Abrasion of teeth
Billable
K03.2
Erosion of teeth
Billable
K03.3
Pathological resorption of teeth
Billable
K03.4
Hypercementosis
Billable
K03.5
Ankylosis of teeth
Billable
K03.6
Deposits [accretions] on teeth
Billable
K03.7
Posteruptive color changes of dental hard tissues
Billable
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