All ICD10 Codes

K02

Non-Billable
ChapterK00–K95
Rankcategory
Official Description

Dental caries

Use a more specific code (3 billable, 2 non-billable)
K02.3Arrested dental cariesK02.5Dental caries on pit and fissure surfacehas subcodesK02.6Dental caries on smooth surfacehas subcodesK02.7Dental root cariesK02.9Dental caries, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).

CH11 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

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

Clinical Hierarchy

BillableHas subcodes
CH11Diseases of the digestive system (K00-K95)
K00-K14Diseases of oral cavity and salivary glands (K00-K14)
K02Dental cariesNot billable
K02.3Arrested dental cariesBillable
K02.5Dental caries on pit and fissure surfaceSubcodes
K02.6Dental caries on smooth surfaceSubcodes
K02.7Dental root cariesBillable
K02.9Dental caries, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K02:

chapterCH11
Diseases of the digestive system (K00-K95)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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