Question 1

Is G94 a billable ICD-10 code?

Accepted Answer

Yes, G94 is a valid billable ICD-10-CM code for other disorders of brain in diseases classified elsewhere. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code G94 mean?

Accepted Answer

ICD-10-CM code G94 represents Other disorders of brain in diseases classified elsewhere. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

When was ICD-10 code G94 introduced?

Accepted Answer

Code G94 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code G94?

Accepted Answer

The parent category for G94 is section:G89-G99 (Other disorders of the nervous system (G89-G99)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from G94?

Accepted Answer

Code G94 has Type 1 Excludes (mutually exclusive conditions) including: encephalopathy in congenital syphilis (A50.49); encephalopathy in influenza (J09.X9, J10.81, J11.81); encephalopathy in syphilis (A52.19) and 1 more conditions. These conditions cannot be coded together with G94 as they represent different diagnoses.

Question 6

Can G94 be used as principal diagnosis?

Accepted Answer

No, G94 is a manifestation code and cannot be used as the principal diagnosis. Manifestation codes describe a condition caused by an underlying disease. You must code the underlying condition first, then use G94 as a secondary diagnosis.

G942026

Excludes14Not coded together

Code First1Sequence another code first

Excludes28Not included here

Also Known As10Alternative terms

Medicare Code Editor Rules1CMS coding restrictions