D04.4 Carcinoma in situ of skin of scalp and neck

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) 606-607 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 232.4 Carcinoma in situ of scalp and skin of neck (approximate)

Nearby codes

• 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
• D04.30 Carcinoma in situ of skin of unspecified part of face
• D04.39 Carcinoma in situ of skin of other parts of face
• D04.4 Carcinoma in situ of skin of scalp and neck (this code)
• D04.5 Carcinoma in situ of skin of trunk
• D04.6 Carcinoma in situ of skin of upper limb, including shoulder
• D04.60 Carcinoma in situ of skin of unspecified upper limb, including shoulder
• D04.61 Carcinoma in situ of skin of right upper limb, including shoulder
• D04.62 Carcinoma in situ of skin of left upper limb, including shoulder