G93.3 Postviral and related fatigue syndromes

Non-billable header with 3 child codes.

Excludes1 (never code together)

• chronic fatigue NOS (R53.82)
• neurasthenia (F48.8)

Use additional code

• code, if applicable, for post COVID-19 condition, unspecified (U09.9)

Codes under G93.3

• G93.31 Postviral fatigue syndrome
• G93.32 Myalgic encephalomyelitis/chronic fatigue syndrome
• G93.39 Other post infection and related fatigue syndromes

Approximate ICD-9-CM (GEMs)

• 780.79 Other malaise and fatigue (approximate)

Nearby codes

• G93 Other disorders of brain
• G93.0 Cerebral cysts
• G93.1 Anoxic brain damage, not elsewhere classified
• G93.2 Benign intracranial hypertension
• G93.3 Postviral and related fatigue syndromes (this code)
• G93.31 Postviral fatigue syndrome
• G93.32 Myalgic encephalomyelitis/chronic fatigue syndrome
• G93.39 Other post infection and related fatigue syndromes
• G93.4 Other and unspecified encephalopathy
• G93.40 Encephalopathy, unspecified