D04.122 Carcinoma in situ of skin of left lower eyelid, including canthus

Billable ICD-10-CM code, FY2026.

Applies from D04 Carcinoma in situ of skin

Excludes1 (never code together)

• erythroplasia of Queyrat (penis) NOS (D07.4)
• melanoma in situ (D03.-)

MS-DRG index

Defines the logic of DRG(s) 124-125 in MDC 02.

Code annotations containing back-references to D04.122

Back-references to D04.1

• Type 1 Excludes: D09.2 Carcinoma in situ of eye ("carcinoma in situ of skin of eyelid (D04.1-)")

Nearby codes

• D04.11 Carcinoma in situ of skin of right eyelid, including canthus
• 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
• D04.12 Carcinoma in situ of skin of left 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 (this code)
• D04.2 Carcinoma in situ of skin of ear and external auricular canal
• D04.20 Carcinoma in situ of skin of unspecified ear and external auricular canal
• D04.21 Carcinoma in situ of skin of right ear and external auricular canal
• D04.22 Carcinoma in situ of skin of left ear and external auricular canal
• D04.3 Carcinoma in situ of skin of other and unspecified parts of face