D04.1 is the authoritative medical code for Carcinoma in situ of skin of eyelid, including canthus. This classification is used in medical billing and clinical recording to specify the clinical criteria for carcinoma in situ of skin of eyelid, including canthus (ICD-10-CM D04.1), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Carcinoma in situ of skin of eyelid, including canthus is a non-billable ICD-10-CM category code D04.1. A more specific billable subcode must be selected for claims submission. Includes: Bowen's disease; erythroplasia; grade III intraepithelial neoplasia; Queyrat's erythroplasia. Excludes1 (not coded here): erythroplasia of Queyrat penis NOS D07.4; melanoma in situ D03.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for D04.1 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- Bowen's disease
- erythroplasia
- grade III intraepithelial neoplasia
- Queyrat's erythroplasia
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- erythroplasia of Queyrat penis NOS D07.4
- melanoma in situ D03.-
Frequently Asked Questions (FAQ) & Clinical Guidance
Can D04.1 be billed directly?
No. D04.1 (Carcinoma in situ of skin of eyelid, including canthus) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
What can't be coded together with D04.1?
Per Excludes1 instructions, D04.1 must not be reported with: erythroplasia of Queyrat (penis) NOS (D07.4); melanoma in situ (D03.-).
Codes in This Family (4)
Official ICD-10-CM classifications in the same code family as D04.1, with their registry titles.
- D04.111 — Carcinoma in situ of skin of right upper eyelid, including canthus
- D04.112 — Carcinoma in situ of skin of right lower eyelid, including canthus
- D04.121 — Carcinoma in situ of skin of left upper eyelid, including canthus
- D04.122 — Carcinoma in situ of skin of left lower eyelid, including canthus
Neoplasm Table Sites (8)
Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.
- Neoplasm, neoplastic, canthus (eye) (inner) (outer) — Ca in situ
- Neoplasm, neoplastic, lid (lower) (upper) — Ca in situ
- Neoplasm, neoplastic, meibomian gland — Ca in situ
- Neoplasm, neoplastic, palpebra — Ca in situ
- Neoplasm, neoplastic, skin NOS, canthus (eye) (inner) (outer) — Ca in situ
- Neoplasm, neoplastic, skin NOS, eyelid — Ca in situ
- Neoplasm, neoplastic, skin NOS, lid (lower) (upper) — Ca in situ
- Neoplasm, neoplastic, skin NOS, palpebra — Ca in situ
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code D09.1
Carcinoma in situ of other and unspecified urinary organs