G93.4
Non-billableOther and unspecified encephalopathy
Other and unspecified encephalopathy
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •alcoholic encephalopathyG31.2
- •encephalopathy in diseases classified elsewhereG94
- •hypertensive encephalopathyI67.4
- •toxic (metabolic) encephalopathyG92.8
Child Codes (7)
G93.40Encephalopathy, unspecified
G93.41Metabolic encephalopathy
G93.42Megalencephalic leukoencephalopathy with subcortical cysts
G93.43Leukoencephalopathy with calcifications and cysts
G93.44Adult-onset leukodystrophy with axonal spheroids
G93.45Developmental and epileptic encephalopathy
G93.49Other encephalopathy
Related Codes(9)
G93.0Cerebral cysts
G93.1Anoxic brain damage, not elsewhere classified
G93.2Benign intracranial hypertension
G93.3Postviral and related fatigue syndromes
G93.5Compression of brain
G93.6Cerebral edema
G93.7Reye's syndrome
G93.8Other specified disorders of brain
G93.9Disorder of brain, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for other and unspecified encephalopathy?
The ICD-10-CM code for other and unspecified encephalopathy is G93.4. The full clinical description is "Other and unspecified encephalopathy". G93.4 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code G93.4 mean?
ICD-10-CM code G93.4 represents “Other and unspecified encephalopathy”. It is classified under Chapter 6: Diseases of the Nervous System and is a non-billable header code. Use a more specific child code for billing purposes.
Is G93.4 a billable code?
No, G93.4 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under G93.4.
What chapter is G93.4 in?
G93.4 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What are the subcategories under G93.4?
G93.4 has 7 child codes, including: G93.40 (Encephalopathy, unspecified), G93.41 (Metabolic encephalopathy), G93.42 (Megalencephalic leukoencephalopathy with subcortical cysts), G93.43 (Leukoencephalopathy with calcifications and cysts), and 3 more.
What are the UMLS CUIs for G93.4?
G93.4 is linked to 1 UMLS Concept Unique Identifier: C2875380. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G93.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other and unspecified encephalopathy affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G93.4?
G93.4 maps to the ICD-11 code: 8E47 (Encephalopathy, not elsewhere classified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.