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K14

K14Diseases of tongue

Non-billable headerICD-10-CM

K14 is a non-billable header ICD-10-CM code for diseases of tongue. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

  • erythroplakia (K13.29)
  • focal epithelial hyperplasia (K13.29)
  • leukoedema of tongue (K13.29)
  • leukoplakia of tongue (K13.21)
  • hairy leukoplakia (K13.3)
  • macroglossia (congenital) (Q38.2)
  • submucous fibrosis of tongue (K13.5)

Use additional code

Add a secondary code to capture the detail described below.

  • code to identify:
  • alcohol abuse and dependence (F10.-)
  • exposure to environmental tobacco smoke (Z77.22)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

Other codes that can never be billed with K14

These codes carry an Excludes1 note pointing at K14. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading K14 alone.

Risk adjustment

K14 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead K14

9 child codes. Green means billable.

Questions about K14

Is K14 a billable ICD-10-CM code?
No. K14 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does K14 sit in the tabular list?
Diseases of the digestive system (K00-K95), in the block Diseases of oral cavity and salivary glands (K00-K14).
ICD-10-CMFY2026-Apr· effective April 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.