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K00.9

K00.9: Disorder of tooth development, unspecified

Billable / specific codeICD-10-CM

K00.9 is a billable, specific ICD-10-CM code for disorder of tooth development, unspecified. It is valid for submission on a claim.

Check K00.9 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Disorder of odontogenesis NOS

Excludes2 inherited from the categories above K00.9

Not part of this code, but both may be coded when both are present.

Written on K00: Disorders of tooth development and eruption

  • embedded and impacted teeth (K01.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Anomaly, anomalous›tooth, teeth
  • Disorder›odontogenesis NOS
  • Malformation›teeth, tooth
  • Disorder›tooth›development

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under K00

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.