G92.03 – Immune effector cell-associated neurotoxicity syndrome, grade 3
ICD-10-CM 2027 diagnosis code · Other disorders of the nervous system
ICD-10-CM code
G92.03
- Code
G92.03(claims format:G9203)- Description
- Immune effector cell-associated neurotoxicity syndrome, grade 3
- Short description
- Immune effector cell-associated neurotoxicity synd, grade 3
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 6. Diseases of the nervous system (G00-G99)
- Block
- G89-G99 Other disorders of the nervous system
- Parent codes
- G92 › G92.0
Notes for G92.03
Applicable to:
- ICANS, grade 3
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
G92.0 – Immune effector cell-associated neurotoxicity syndrome
Code first:
- underlying cause such as:
- complications of immune effector cellular therapy (T80.82)
Index terms for G92.03
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in G92.0
- G92.00 – Immune effector cell-associated neurotoxicity syndrome, grade unspecifiedBillable
- G92.01 – Immune effector cell-associated neurotoxicity syndrome, grade 1Billable
- G92.02 – Immune effector cell-associated neurotoxicity syndrome, grade 2Billable
- G92.04 – Immune effector cell-associated neurotoxicity syndrome, grade 4Billable
- G92.05 – Immune effector cell-associated neurotoxicity syndrome, grade 5Billable
Frequently asked questions
What is ICD-10 code G92.03?
G92.03 is the ICD-10-CM code for immune effector cell-associated neurotoxicity syndrome, grade 3, in the block G89-G99 (Other disorders of the nervous system).
Is G92.03 a billable code?
Yes. G92.03 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does G92.03 belong to?
It belongs to category G92 – Toxic encephalopathy.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.