G94 Billable Code
Other disorders of brain in diseases classified elsewhere
Effective From: 10/01/2016
Chapter Classification
Chapter 6
Diseases of the nervous system (G00-G99)
Section Detail
G89-G99
Other disorders of the nervous system (G89-G99)
Coding Guidelines & Notes
codeFirst
- underlying disease
excludes1
- encephalopathy in congenital syphilis (A50.49)
- encephalopathy in influenza (J09.X9, J10.81, J11.81)
- encephalopathy in syphilis (A52.19)
- hydrocephalus in diseases classified elsewhere (G91.4)
OPPS Editing Flags
External Cause
No
Mental Health
No
Manifestation (Edit 89)
Yes
Code First Applicable This code represents a manifestation of an underlying disease. The underlying condition must be coded first as the principal diagnosis.
No
Unacceptable PDX (Edit 113)
No
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