D13.2 vs D3A.010
D13.2 (Benign neoplasm of duodenum) compared with D3A.010 (Benign carcinoid tumor of the duodenum), 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. D13.2 carries an Excludes1 note covering D3A.010: “benign carcinoid tumor of the duodenum (D3A.010)”
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
| D13.2Benign neoplasm of duodenum | D3A.010Benign carcinoid tumor of the duodenum | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | C00-D49 — Neoplasms (C00-D49) | C00-D49 — Neoplasms (C00-D49) |
| Definition | Benign neoplasm of duodenum is a billable ICD-10-CM diagnosis code (D13.2). | Benign carcinoid tumor of the duodenum is a billable ICD-10-CM diagnosis code (D3A.010). |
| Use additional code | — | code to identify any associated endocrine syndrome, such as: carcinoid syndrome (E34.00) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources