D04
Header — not billableCarcinoma in situ of skin
The ICD-10 code for carcinoma in situ of skin is D04.
D04 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 10 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).
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under D04
- D04.0Carcinoma in situ of skin of lip
- D04.1Carcinoma in situ of skin of eyelid, including canthusnon-billable header
- D04.2Carcinoma in situ of skin of ear and external auricular canalnon-billable header
- D04.3Carcinoma in situ of skin of other and unspecified parts of facenon-billable header
- D04.4Carcinoma in situ of skin of scalp and neck
- D04.5Carcinoma in situ of skin of trunk
- D04.6Carcinoma in situ of skin of upper limb, including shouldernon-billable header
- D04.7Carcinoma in situ of skin of lower limb, including hipnon-billable header
- D04.8Carcinoma in situ of skin of other sites
- D04.9Carcinoma in situ of skin, unspecified
Related codes in this category
- D00Carcinoma in situ of oral cavity, esophagus and stomachnon-billable header
- D01Carcinoma in situ of other and unspecified digestive organsnon-billable header
- D02Carcinoma in situ of middle ear and respiratory systemnon-billable header
- D03Melanoma in situnon-billable header
- D05Carcinoma in situ of breastnon-billable header
- D06Carcinoma in situ of cervix uterinon-billable header
- D07Carcinoma in situ of other and unspecified genital organsnon-billable header
- D09Carcinoma in situ of other and unspecified sitesnon-billable header
- D04Carcinoma in situ of skinnon-billable header