G92.8 – Other toxic encephalopathy

ICD-10-CM 2027 diagnosis code · Other disorders of the nervous system

Billable code

ICD-10-CM code G92.8

Code: G92.8 (claims format: G928)
Description: Other toxic encephalopathy
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

Notes for G92.8

Applicable to:

Toxic encephalitis
Toxic metabolic encephalopathy

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)

Index terms for G92.8

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in G92

Frequently asked questions

What is ICD-10 code G92.8?

G92.8 is the ICD-10-CM code for other toxic encephalopathy, in the block G89-G99 (Other disorders of the nervous system).

Is G92.8 a billable code?

Yes. G92.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does G92.8 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.