D06 – Carcinoma in situ of cervix uteri

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

Non-billable header

ICD-10-CM code D06

Code: D06 (claims format: D06)
Description: Carcinoma in situ of cervix uteri
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

Billable codes under D06

D06 is a header code and cannot be used on claims. Choose the most specific code:

D06.0 – Carcinoma in situ of endocervixBillable
D06.1 – Carcinoma in situ of exocervixBillable
D06.7 – Carcinoma in situ of other parts of cervixBillable
D06.9 – Carcinoma in situ of cervix, unspecifiedBillable

Notes for D06

Includes:

cervical adenocarcinoma in situ
cervical intraepithelial glandular neoplasia
cervical intraepithelial neoplasia III [CIN III]
severe dysplasia of cervix uteri

Excludes1 (not coded here):

cervical intraepithelial neoplasia II [CIN II] (N87.1)
cytologic evidence of malignancy of cervix without histologic confirmation (R87.614)
high grade squamous intraepithelial lesion (HGSIL) of cervix (R87.613)
melanoma in situ of cervix (D03.5)
moderate cervical dysplasia (N87.1)

Notes inherited from parent codes

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

Block D00-D09

Includes:

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

Frequently asked questions

What is ICD-10 code D06?

D06 is the ICD-10-CM code for carcinoma in situ of cervix uteri, in the block D00-D09 (In situ neoplasms).

Is D06 a billable code?

No. D06 is a header code with more specific child codes; report one of the billable codes listed above.

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.