G51 vs O26.82
G51 (Facial nerve disorders) compared with O26.82 (Pregnancy related peripheral neuritis), 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. G51 carries an Excludes1 note covering O26.82: “peripheral neuritis in pregnancy (O26.82-)”
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
| G51Facial nerve disorders | O26.82Pregnancy related peripheral neuritis | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | G00-G99 — Diseases of the Nervous System (G00-G99) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Facial nerve disorders is a non-billable ICD-10-CM category code (G51). | Pregnancy related peripheral neuritis is a non-billable ICD-10-CM category code (O26.82). |
| Includes | disorders of 7th cranial nerve | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources