G93: Other disorders of brain

Codes under G93 (Other disorders of brain). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
G93.0	Cerebral cysts	✓
G93.1	Anoxic brain damage, not elsewhere classified	✓
G93.2	Benign intracranial hypertension	✓
G93.3	Postviral and related fatigue syndromes	—
G93.4	Other and unspecified encephalopathy	—
G93.5	Compression of brain	✓
G93.6	Cerebral edema	✓
G93.7	Reye's syndrome	✓
G93.8	Other specified disorders of brain	—
G93.9	Disorder of brain, unspecified	✓
G93.31	Postviral fatigue syndrome	✓
G93.32	Myalgic encephalomyelitis/chronic fatigue syndrome	✓
G93.39	Other post infection and related fatigue syndromes	✓
G93.40	Encephalopathy, unspecified	✓
G93.41	Metabolic encephalopathy	✓
G93.42	Megalencephalic leukoencephalopathy with subcortical cysts	✓
G93.43	Leukoencephalopathy with calcifications and cysts	✓
G93.44	Adult-onset leukodystrophy with axonal spheroids	✓
G93.45	Developmental and epileptic encephalopathy	✓
G93.49	Other encephalopathy	✓
G93.81	Temporal sclerosis	✓
G93.82	Brain death	✓
G93.89	Other specified disorders of brain	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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