G92.9 – Unspecified toxic encephalopathy

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

Billable code

ICD-10-CM code G92.9
Code
G92.9 (claims format: G929)
Description
Unspecified 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 G92.9

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 G92.9

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 G92.9?

G92.9 is the ICD-10-CM code for unspecified toxic encephalopathy, in the block G89-G99 (Other disorders of the nervous system).

Is G92.9 a billable code?

Yes. G92.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does G92.9 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.