D39.8 vs D48.5
D39.8 (Neoplasm of uncertain behavior of other specified female genital organs) compared with D48.5 (Neoplasm of uncertain behavior of skin), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. D48.5 carries an Excludes1 note covering D39.8: “neoplasm of uncertain behavior of skin of genital organs (D39.8, D40.8)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| D39.8Neoplasm of uncertain behavior of other specified female genital organs | D48.5Neoplasm of uncertain behavior of skin | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | C00-D49 — Neoplasms (C00-D49) | C00-D49 — Neoplasms (C00-D49) |
| Definition | Neoplasm of uncertain behavior of other specified female genital organs is a billable ICD-10-CM diagnosis code (D39.8). | Neoplasm of uncertain behavior of skin is a billable ICD-10-CM diagnosis code (D48.5). |
| Includes | Neoplasm of uncertain behavior of skin of female genital organs | Neoplasm of uncertain behavior of anal margin Neoplasm of uncertain behavior of anal skin Neoplasm of uncertain behavior of perianal skin Neoplasm of uncertain behavior of skin of breast |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources