ICD-10-CM G92: Toxic encephalopathy

ICD-10-CM Diagnosis Code (2025)

Official Description for G92

Toxic encephalopathy

Coding Notes & Guidelines for G92

Code First
  • underlying cause such as:
  • complications of immune effector cellular therapy (T80.82)
Code First

poisoning due to drug or toxin, if applicable, (T36-T65 with fifth or sixth character 1-4)

Code First

poisoning due to drug or toxin, if applicable, (T36-T65 with fifth or sixth character 1-4)

Use Additional Code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Use Additional Code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Inclusion Terms

ICANS, grade unspecified

Inclusion Terms

ICANS, grade 1

Inclusion Terms

ICANS, grade 2

Inclusion Terms

ICANS, grade 3

Inclusion Terms

ICANS, grade 4

Inclusion Terms

ICANS, grade 5

Inclusion Terms
  • Toxic encephalitis
  • Toxic metabolic encephalopathy
Code Also
  • , if applicable, associated signs and symptoms, such as:
  • cerebral edema (G93.6)
  • unspecified convulsions (R56.9)

Child Codes (More Specific Codes for G92):

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

About ICD-10-CM Code G92 (Toxic encephalopathy)

ICD-10-CM code G92 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G92 became effective on October 1, 2024.

This page provides detailed information about G92 - Toxic encephalopathy. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Toxic encephalopathy.