C79.82 (Secondary malignant neoplasm of genital organs) compared with D06.7 (Carcinoma in situ of other parts of cervix), from the official CMS tabular data. C79.82 and D06.7 name the same anatomical site (cervix) with a different neoplasm behavior. MedCoder-derived
Same anatomical site, different neoplasm behavior.
Same site — secondary malignancy (cervix)
The behavior documented for the site — malignant primary, secondary, carcinoma in situ, benign, uncertain or unspecified — decides which column of the neoplasm table, and therefore which code, applies.
Source: CMS Table of Neoplasms
Same site, different neoplasm behavior. D06.7 and C79.82 name the same anatomical site (cervix) with a different neoplasm behavior.
From the CMS/CDC Table of Neoplasms: the behavior documented for that site — malignant primary, secondary, carcinoma in situ, benign, uncertain or unspecified — decides which column, and therefore which code, applies.
| C79.82Secondary malignant neoplasm of genital organs | D06.7Carcinoma in situ of other parts of cervix | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | C00-D49 — Neoplasms (C00-D49) | C00-D49 — Neoplasms (C00-D49) |
| Definition | Secondary malignant neoplasm of genital organs is a billable ICD-10-CM diagnosis code (C79.82). | Carcinoma in situ of other parts of cervix is a billable ICD-10-CM diagnosis code (D06.7). |
| Includes | — | cervical adenocarcinoma in situ cervical intraepithelial glandular neoplasia cervical intraepithelial neoplasia III [CIN III] severe dysplasia of cervix uteri |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources