ICD10BillableValid for clinical use
ICD-10 Code G92.01: Immune effector cell-associated neurotoxicity syndrome, grade 1
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the nervous system (G00-G99).
When is it used?
- May be used when a clinician documents immune effector cell-associated neurotoxicity syndrome, grade 1 in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
6Diseases of the nervous system (G00-G99)
block
G89-G99Other disorders of the nervous system
category
G92Toxic encephalopathy
category
G92.0Immune effector cell-associated neurotoxicity syndrome
currentG92.0
Official coding notes
Inclusion terms
- ICANS, grade 1
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
NeurologistGeneral Physician
Related codes
G92.00Immune effector cell-associated neurotoxicity syndrome, grade unspecifiedcodeG92.02Immune effector cell-associated neurotoxicity syndrome, grade 2codeG92.03Immune effector cell-associated neurotoxicity syndrome, grade 3codeG92.04Immune effector cell-associated neurotoxicity syndrome, grade 4codeG92.05Immune effector cell-associated neurotoxicity syndrome, grade 5code
Sibling codes
G92.00Immune effector cell-associated neurotoxicity syndrome, grade unspecifiedbillableG92.02Immune effector cell-associated neurotoxicity syndrome, grade 2billableG92.03Immune effector cell-associated neurotoxicity syndrome, grade 3billableG92.04Immune effector cell-associated neurotoxicity syndrome, grade 4billableG92.05Immune effector cell-associated neurotoxicity syndrome, grade 5billable
Coverage-related procedures and services
CPT 92083high
VISUAL FIELD EXAMINATION, UNILATERAL OR BILATERAL, WITH INTERPRETATION AND REPORT; EXTENDED EXAMINATION (EG, GOLDMANN VISUAL FIELDS WITH AT LEAST 3 ISOPTERS PLOTTED AND STATIC DETERMINATION WITHIN THE CENTRAL 30 DEG, OR QUANTITATIVE, AUTOMATED THRESHOLD PERIMETRY, OCTOPUS PROGRAM G-1, 32 OR 42, HUMPHREY VISUAL FIELD ANALYZER FULL THRESHOLD PROGRAMS 30-2, 24-2, OR 30/60-2)
Source: CMS coverage guidance
CPT 92082high
VISUAL FIELD EXAMINATION, UNILATERAL OR BILATERAL, WITH INTERPRETATION AND REPORT; INTERMEDIATE EXAMINATION (EG, AT LEAST 2 ISOPTERS ON GOLDMANN PERIMETER, OR SEMIQUANTITATIVE, AUTOMATED SUPRATHRESHOLD SCREENING PROGRAM, HUMPHREY SUPRATHRESHOLD AUTOMATIC DIAGNOSTIC TEST, OCTOPUS PROGRAM 33)
Source: CMS coverage guidance
CPT 92081high
VISUAL FIELD EXAMINATION, UNILATERAL OR BILATERAL, WITH INTERPRETATION AND REPORT; LIMITED EXAMINATION (EG, TANGENT SCREEN, AUTOPLOT, ARC PERIMETER, OR SINGLE STIMULUS LEVEL AUTOMATED TEST, SUCH AS OCTOPUS 3 OR 7 EQUIVALENT)
Source: CMS coverage guidance
CPT 72126high
COMPUTED TOMOGRAPHY, CERVICAL SPINE; WITH CONTRAST MATERIAL
Source: CMS coverage guidance
CPT 72125high
COMPUTED TOMOGRAPHY, CERVICAL SPINE; WITHOUT CONTRAST MATERIAL
Source: CMS coverage guidance
CPT 72127high
COMPUTED TOMOGRAPHY, CERVICAL SPINE; WITHOUT CONTRAST MATERIAL, FOLLOWED BY CONTRAST MATERIAL(S) AND FURTHER SECTIONS
Source: CMS coverage guidance
Coding guidelines
Common synonyms
Immune effector cell-associated neurotoxicity syndrome, grade 1
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.