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K02 Dental caries

ICD-10-CM category K02 sits in Chapter 11 (Diseases of the digestive system, K00-K95). It contains 9 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

K02.5 Dental caries on pit and fissure surfaceK02.6 Dental caries on smooth surface

Billable codes in K02

CodeDescription
K02.3Arrested dental caries
K02.51Dental caries on pit and fissure surface limited to enamel
K02.52Dental caries on pit and fissure surface penetrating into dentin
K02.53Dental caries on pit and fissure surface penetrating into pulp
K02.61Dental caries on smooth surface limited to enamel
K02.62Dental caries on smooth surface penetrating into dentin
K02.63Dental caries on smooth surface penetrating into pulp
K02.7Dental root caries
K02.9Dental caries, unspecified

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