D04.5 is the authoritative medical code for Carcinoma in situ of skin of trunk. This classification is used in medical billing and clinical recording to specify the clinical criteria for carcinoma in situ of skin of trunk (ICD-10-CM D04.5), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Carcinoma in situ of skin of trunk is a billable ICD-10-CM diagnosis code D04.5. Includes: Bowen's disease; erythroplasia; grade III intraepithelial neoplasia; Queyrat's erythroplasia. Inclusion terms: Carcinoma in situ of anal margin; Carcinoma in situ of anal skin; Carcinoma in situ of perianal skin; Carcinoma in situ of skin of breast. Excludes1 (not coded here): carcinoma in situ of anus NOS D01.3; carcinoma in situ of scrotum D07.61; carcinoma in situ of skin of genital organs D07.-; erythroplasia of Queyrat penis NOS D07.4; melanoma in situ D03.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for D04.5 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
Inclusion Terms
Alternative terms the tabular list files under this code.
- Carcinoma in situ of anal margin
- Carcinoma in situ of anal skin
- Carcinoma in situ of perianal skin
- Carcinoma in situ of skin of breast
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- carcinoma in situ of anus NOS D01.3
- carcinoma in situ of scrotum D07.61
- carcinoma in situ of skin of genital organs D07.-
- erythroplasia of Queyrat penis NOS D07.4
- melanoma in situ D03.-
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with D04.5?
Per Excludes1 instructions, D04.5 must not be reported with: carcinoma in situ of anus NOS (D01.3); carcinoma in situ of scrotum (D07.61); carcinoma in situ of skin of genital organs (D07.-); erythroplasia of Queyrat (penis) NOS (D07.4).
What conditions are included under D04.5?
Carcinoma in situ of skin of trunk includes: Carcinoma in situ of anal margin; Carcinoma in situ of anal skin; Carcinoma in situ of perianal skin; Carcinoma in situ of skin of breast.
Codes in This Family (28)
Official ICD-10-CM classifications in the same code family as D04.5, with their registry titles.
- D04 — Carcinoma in situ of skin
- D04.0 — Carcinoma in situ of skin of lip
- D04.1 — Carcinoma in situ of skin of eyelid, including canthus
- D04.10 — Carcinoma in situ of skin of unspecified eyelid, including canthus
- 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
- 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
- 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
- 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
- D04.7 — Carcinoma in situ of skin of lower limb, including hip
- D04.70 — Carcinoma in situ of skin of unspecified lower limb, including hip
- D04.71 — Carcinoma in situ of skin of right lower limb, including hip
- D04.72 — Carcinoma in situ of skin of left lower limb, including hip
- D04.8 — Carcinoma in situ of skin of other sites
- D04.9 — Carcinoma in situ of skin, unspecified
Neoplasm Table Sites (39)
Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.
- Neoplasm, neoplastic, abdomen, abdominal, wall — Ca in situ
- Neoplasm, neoplastic, anus, anal, margin — Ca in situ
- Neoplasm, neoplastic, anus, anal, skin — Ca in situ
- Neoplasm, neoplastic, axilla, axillary, fold — Ca in situ
- Neoplasm, neoplastic, back NEC — Ca in situ
- Neoplasm, neoplastic, breast (connective tissue) (glandular tissue) (soft parts), skin — Ca in situ
- Neoplasm, neoplastic, buttock NEC — Ca in situ
- Neoplasm, neoplastic, flank NEC — Ca in situ
- Neoplasm, neoplastic, gluteal region — Ca in situ
- Neoplasm, neoplastic, groin NEC — Ca in situ
- Neoplasm, neoplastic, infraclavicular (region) — Ca in situ
- Neoplasm, neoplastic, inguinal (region) — Ca in situ
- Neoplasm, neoplastic, nates — Ca in situ
- Neoplasm, neoplastic, perianal (skin) — Ca in situ
- Neoplasm, neoplastic, skin NOS, abdominal wall — Ca in situ
- Neoplasm, neoplastic, skin NOS, anus — Ca in situ
- Neoplasm, neoplastic, skin NOS, axilla, axillary fold — Ca in situ
- Neoplasm, neoplastic, skin NOS, back — Ca in situ
- Neoplasm, neoplastic, skin NOS, breast — Ca in situ
- Neoplasm, neoplastic, skin NOS, buttock — Ca in situ
- Neoplasm, neoplastic, skin NOS, chest (wall) — Ca in situ
- Neoplasm, neoplastic, skin NOS, clavicular area — Ca in situ
- Neoplasm, neoplastic, skin NOS, flank — Ca in situ
- Neoplasm, neoplastic, skin NOS, gluteal region — Ca in situ
- Neoplasm, neoplastic, skin NOS, groin — Ca in situ
- Neoplasm, neoplastic, skin NOS, infraclavicular region — Ca in situ
- Neoplasm, neoplastic, skin NOS, inguinal region — Ca in situ
- Neoplasm, neoplastic, skin NOS, nates — Ca in situ
- Neoplasm, neoplastic, skin NOS, perianal — Ca in situ
- Neoplasm, neoplastic, skin NOS, perineum — Ca in situ
- Neoplasm, neoplastic, skin NOS, pubes — Ca in situ
- Neoplasm, neoplastic, skin NOS, sacrococcygeal region — Ca in situ
- Neoplasm, neoplastic, skin NOS, scapular region — Ca in situ
- Neoplasm, neoplastic, skin NOS, submammary fold — Ca in situ
- Neoplasm, neoplastic, skin NOS, thoracic wall — Ca in situ
- Neoplasm, neoplastic, skin NOS, trunk — Ca in situ
- Neoplasm, neoplastic, skin NOS, umbilicus — Ca in situ
- Neoplasm, neoplastic, trunk NEC — Ca in situ
- Neoplasm, neoplastic, umbilicus, umbilical — 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: