D04.5 – Carcinoma in situ of skin of trunk

ICD-10-CM 2027 diagnosis code · In situ neoplasms

Billable code

ICD-10-CM code D04.5
Code
D04.5 (claims format: D045)
Description
Carcinoma in situ of skin of trunk
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
2. Neoplasms (C00-D49)
Block
D00-D09 In situ neoplasms
Parent codes
D04

Notes for D04.5

Applicable to:
  • 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.-)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

D04 – Carcinoma in situ of skin

Excludes1 (not coded here):
  • erythroplasia of Queyrat (penis) NOS (D07.4)
  • melanoma in situ (D03.-)

Block D00-D09

Includes:
  • Bowen's disease
  • erythroplasia
  • grade III intraepithelial neoplasia
  • Queyrat's erythroplasia

Related codes in D04

Frequently asked questions

What is ICD-10 code D04.5?

D04.5 is the ICD-10-CM code for carcinoma in situ of skin of trunk, in the block D00-D09 (In situ neoplasms).

Is D04.5 a billable code?

Yes. D04.5 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does D04.5 belong to?

It belongs to category D04 – Carcinoma in situ of skin.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.