D05.8 – Other specified type of carcinoma in situ of breast

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

Non-billable header

ICD-10-CM code D05.8

Code: D05.8 (claims format: D058)
Description: Other specified type of carcinoma in situ of breast
Billable: No – use a more specific code below
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: D05

Billable codes under D05.8

D05.8 is a header code and cannot be used on claims. Choose the most specific code:

Notes inherited from parent codes

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

D05 – Carcinoma in situ of breast

Excludes1 (not coded here):

carcinoma in situ of skin of breast (D04.5)
malignant neoplasm of breast (C50.-)
melanoma in situ of breast (skin) (D03.5)
Paget's disease of breast or nipple (C50.-)

Block D00-D09

Includes:

Bowen's disease
erythroplasia
grade III intraepithelial neoplasia
Queyrat's erythroplasia

Index terms for D05.8

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in D05

Frequently asked questions

What is ICD-10 code D05.8?

D05.8 is the ICD-10-CM code for other specified type of carcinoma in situ of breast, in the block D00-D09 (In situ neoplasms).

Is D05.8 a billable code?

No. D05.8 is a header code with more specific child codes; report one of the billable codes listed above.

What category does D05.8 belong to?

It belongs to category D05 – Carcinoma in situ of breast.

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.