G40 vs G93.81
G40 (Epilepsy and recurrent seizures) compared with G93.81 (Temporal sclerosis), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. G40 carries an Excludes2 note covering G93.81: “hippocampal sclerosis (G93.81)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. G40 carries an Excludes2 note covering G93.81: “mesial temporal sclerosis (G93.81)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. G40 carries an Excludes2 note covering G93.81: “temporal sclerosis (G93.81)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| G40Epilepsy and recurrent seizures | G93.81Temporal sclerosis | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | G00-G99 — Diseases of the Nervous System (G00-G99) | G00-G99 — Diseases of the Nervous System (G00-G99) |
| Definition | Epilepsy and recurrent seizures is a non-billable ICD-10-CM category code (G40). | Temporal sclerosis is a billable ICD-10-CM diagnosis code (G93.81). |
| Includes | — | Hippocampal sclerosis Mesial temporal sclerosis |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources