K00.2

ICD-10Billable

Abnormalities of size and form of teeth

Official ICD-10-CM descriptor (FY2026)

Abnormalities of size and form of teeth

K00.2 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

  • Concrescence of teeth
  • Fusion of teeth
  • Gemination of teeth
  • Dens evaginatus
  • Dens in dente
  • Dens invaginatus
  • Enamel pearls
  • Macrodontia
  • Microdontia
  • Peg-shaped [conical] teeth
  • Supernumerary roots
  • Taurodontism
  • Tuberculum paramolare

Excludes1

Not coded here. An Excludes1 code should never be reported at the same time as the code above it.

  • abnormalities of teeth due to congenital syphilis (A50.5)
  • tuberculum Carabelli, which is regarded as a normal variation and should not be coded

Related codes in K00

Where this code sits

Parent code
K00

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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