K02 Dental caries

Category / Non-billable header 11 subcodes

Block: Diseases of oral cavity and salivary glands (K00-K14)

Includes

  • caries of dentine
  • dental cavities
  • early childhood caries
  • pre-eruptive caries
  • recurrent caries (dentino enamel junction) (enamel) (to the pulp)
  • tooth decay

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
K02..3 Arrested dental caries Yes
K02..5 Dental caries on pit and fissure surface No
K02..51 Dental caries on pit and fissure surface limited to enamel Yes
K02..52 Dental caries on pit and fissure surface penetrating into dentin Yes
K02..53 Dental caries on pit and fissure surface penetrating into pulp Yes
K02..6 Dental caries on smooth surface No
K02..61 Dental caries on smooth surface limited to enamel Yes
K02..62 Dental caries on smooth surface penetrating into dentin Yes
K02..63 Dental caries on smooth surface penetrating into pulp Yes
K02..7 Dental root caries Yes
K02..9 Dental caries, unspecified Yes

Last reviewed: September 2026