D04 — Carcinoma in situ of skin
Is D04 billable?
No — D04 is a non-billable header code. D04 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 21 billable codes beneath D04.
Billable codes under this header
- D04.0Carcinoma in situ of skin of lip
- D04.4Carcinoma in situ of skin of scalp and neck
- D04.5Carcinoma in situ of skin of trunk
- D04.8Carcinoma in situ of skin of other sites
- D04.9Carcinoma in situ of skin, unspecified
- D04.10Carcinoma in situ of skin of unspecified eyelid, including canthus
- D04.20Carcinoma in situ of skin of unspecified ear and external auricular canal
- D04.21Carcinoma in situ of skin of right ear and external auricular canal
- D04.22Carcinoma in situ of skin of left ear and external auricular canal
- D04.30Carcinoma in situ of skin of unspecified part of face
- D04.39Carcinoma in situ of skin of other parts of face
- D04.60Carcinoma in situ of skin of unspecified upper limb, including shoulder
- D04.61Carcinoma in situ of skin of right upper limb, including shoulder
- D04.62Carcinoma in situ of skin of left upper limb, including shoulder
- D04.70Carcinoma in situ of skin of unspecified lower limb, including hip
- D04.71Carcinoma in situ of skin of right lower limb, including hip
- D04.72Carcinoma in situ of skin of left lower limb, including hip
- D04.111Carcinoma in situ of skin of right upper eyelid, including canthus
- D04.112Carcinoma in situ of skin of right lower eyelid, including canthus
- D04.121Carcinoma in situ of skin of left upper eyelid, including canthus
- D04.122Carcinoma in situ of skin of left lower eyelid, including canthus
D04 at a glance
| Code | D04 |
|---|---|
| Description | Carcinoma in situ of skin |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together
The conditions below can never be reported together with D04 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
What codes fall under D04? (10)
- D04.0Carcinoma in situ of skin of lip
- D04.1Carcinoma in situ of skin of eyelid, including canthusnot billable
- D04.2Carcinoma in situ of skin of ear and external auricular canalnot billable
- D04.3Carcinoma in situ of skin of other and unspecified parts of facenot billable
- 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 shouldernot billable
- D04.7Carcinoma in situ of skin of lower limb, including hipnot billable
- D04.8Carcinoma in situ of skin of other sites
- D04.9Carcinoma in situ of skin, unspecified
How long has D04 existed?
D04 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which codes are confused with D04?
ICD-10-CM declares these codes mutually exclusive with D04 — exactly one of each pair can be correct for a given encounter.