Other and unspecified encephalopathy
Non-billable header
G93.4 is a non-billable header code. Use one of the more specific codes below.
Excludes2
Not included here — may be reported together when both conditions exist.
- alcoholic encephalopathy (G31.2)
- encephalopathy in diseases classified elsewhere (G94)
- hypertensive encephalopathy (I67.4)
- toxic (metabolic) encephalopathy (G92.8)
- certain conditions originating in the perinatal period (P04-P96) (from G93)
- certain infectious and parasitic diseases (A00-B99) (from G93)
- complications of pregnancy, childbirth and the puerperium (O00-O9A) (from G93)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from G93)
- endocrine, nutritional and metabolic diseases (E00-E88) (from G93)
- injury, poisoning and certain other consequences of external causes (S00-T88) (from G93)
- neoplasms (C00-D49) (from G93)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from G93)
Parent code
- G93Other disorders of brainHeader
More specific codes G93.4
- G93.40Encephalopathy, unspecifiedBillable
- G93.41Metabolic encephalopathyBillable
- G93.42Megalencephalic leukoencephalopathy with subcortical cystsBillable
- G93.43Leukoencephalopathy with calcifications and cystsBillable
- G93.44Adult-onset leukodystrophy with axonal spheroidsBillable
- G93.45Developmental and epileptic encephalopathyBillable
- G93.49Other encephalopathyBillable
Related codes
- G93.0Cerebral cystsBillable
- G93.1Anoxic brain damage, not elsewhere classifiedBillable
- G93.2Benign intracranial hypertensionBillable
- G93.3Postviral and related fatigue syndromesHeader
- G93.5Compression of brainBillable
- G93.6Cerebral edemaBillable
- G93.7Reye's syndromeBillable
- G93.8Other specified disorders of brainHeader
- G93.9Disorder of brain, unspecifiedBillable