D04.5
Billable

Carcinoma in situ of skin of trunk

Billable / Specific Code

What is Carcinoma in situ of skin of trunk?

ICD-10-CM D04.5 is the diagnosis code for Carcinoma in situ of skin of trunk. This code falls under the section "In situ neoplasms" within Chapter 2 — Neoplasms (C00-D49). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions
⛔ Excludes1

Coding Guidelines for D04.5

✅ This Code 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

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as D04.5. They 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.-)

ICD-10-CM Code Hierarchy

Understanding where D04.5 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeD04.5 — Carcinoma in situ of skin of trunk
Related Codes

Frequently Asked Questions

Is D04.5 a billable ICD-10-CM code?

Yes, D04.5 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does D04.5 mean?

D04.5 is the ICD-10-CM diagnosis code for "Carcinoma in situ of skin of trunk". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of D04.5?

The parent code of D04.5 is D04 ("Carcinoma in situ of skin"). D04.5 provides a more specific classification within this category.

What section is D04.5 in?

D04.5 is located in Section D00-D09 — "In situ neoplasms" within Chapter 2 of the ICD-10-CM Tabular List.

When should I use D04.5?

Use D04.5 when the patients documented diagnosis matches "Carcinoma in situ of skin of trunk" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Carcinoma in situ of skin of trunk?

The ICD-10-CM code for Carcinoma in situ of skin of trunk is D04.5.

Can D04.5 be used for primary diagnosis?

Yes, D04.5 can be used as a primary diagnosis code since it is billable and specific.

What chapter is D04.5 in?

D04.5 is in Chapter 2 of the ICD-10-CM Tabular List.

What conditions are excluded from D04.5?

Type 1 Excludes for D04.5 include: carcinoma in situ of anus NOS (D01.3); carcinoma in situ of scrotum (D07.61); carcinoma in situ of skin of genital organs (D07.-).

Is D04.5 valid for 2026?

Yes, D04.5 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousD04.4Carcinoma in situ of skin of scalp and neckNext →D04.6Carcinoma in situ of skin of upper limb, including shoulder
Code Details
D04.5
Carcinoma in situ of skin of trunk
Billable / Specific Code
2 — Neoplasms (C00-D49)
D00-D09 — In situ neoplasms
2026 ICD-10-CM