D10.39 vs D16.5
D10.39 (Benign neoplasm of other parts of mouth) compared with D16.5 (Benign neoplasm of lower jaw bone), 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. D10.39 carries an Excludes1 note covering D16.5: “benign odontogenic neoplasms (D16.4-D16.5)”
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
| D10.39Benign neoplasm of other parts of mouth | D16.5Benign neoplasm of lower jaw bone | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | C00-D49 — Neoplasms (C00-D49) | C00-D49 — Neoplasms (C00-D49) |
| Definition | Benign neoplasm of other parts of mouth is a billable ICD-10-CM diagnosis code (D10.39). | Benign neoplasm of lower jaw bone is a billable ICD-10-CM diagnosis code (D16.5). |
| Includes | Benign neoplasm of minor salivary gland NOS | Keratocyst of mandible Keratocystic odontogenic tumor of mandible |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources