10ICD Code Hub

D00.0

Header — not billable

Carcinoma in situ of lip, oral cavity and pharynx

The ICD-10 code for carcinoma in situ of lip, oral cavity and pharynx is D00.0.

D00.0 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 9 more specific codes below.

Clinical notes

Excludes1 (not coded here)

An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).

  • carcinoma in situ of aryepiglottic fold or interarytenoid fold, laryngeal aspect (D02.0)
  • carcinoma in situ of epiglottis NOS (D02.0)
  • carcinoma in situ of epiglottis suprahyoid portion (D02.0)
  • carcinoma in situ of skin of lip (D03.0, D04.0)

Use additional code

This code represents an underlying condition. When a related manifestation is also present, coding convention calls for an additional code to be listed after this one.

  • code to identify:
  • exposure to environmental tobacco smoke (Z77.22)
  • exposure to tobacco smoke in the perinatal period (P96.81)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under D00.0

Related codes in this category