G92: Toxic encephalopathy

Codes under G92 (Toxic encephalopathy). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
G92.0	Immune effector cell-associated neurotoxicity syndrome	—
G92.00	Immune effector cell-associated neurotoxicity syndrome, grade unspecified	✓
G92.01	Immune effector cell-associated neurotoxicity syndrome, grade 1	✓
G92.02	Immune effector cell-associated neurotoxicity syndrome, grade 2	✓
G92.03	Immune effector cell-associated neurotoxicity syndrome, grade 3	✓
G92.04	Immune effector cell-associated neurotoxicity syndrome, grade 4	✓
G92.05	Immune effector cell-associated neurotoxicity syndrome, grade 5	✓
G92.8	Other toxic encephalopathy	✓
G92.9	Unspecified toxic encephalopathy	✓

More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees

Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

Code the diagnosis right