G92.01

Immune effector cell-associated neurotoxicity syndrome, grade 1

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · G92.01
Synonyms

ICANS, grade 1

Inherited from G92.0Immune effector cell-associated neurotoxicity syndrome
Code first

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

Code also

, if applicable, associated signs and symptoms, such as: cerebral edema (G93.6) unspecified convulsions (R56.9)

Inherited from chapter 6Diseases of the nervous system
Excludes 2

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Official Guidelines for G92.01

FY 2026 ›
I.C.6Chapter-specific guidanceChapter 6: Diseases of the Nervous System (G00-G99)

Subsections

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