ICD-10-CM G93: Other disorders of brain

ICD-10-CM Diagnosis Code (2025)

Official Description for G93

Other disorders of brain

Coding Notes & Guidelines for G93

Excludes1: Not Coded Here
  • acquired periventricular cysts of newborn (P91.1)
  • congenital cerebral cysts (Q04.6)
Excludes1: Not Coded Here
  • cerebral anoxia due to anesthesia during labor and delivery (O74.3)
  • cerebral anoxia due to anesthesia during the puerperium (O89.2)
  • neonatal anoxia (P84)
Excludes1: Not Coded Here
  • hypertensive encephalopathy (I67.4)
  • obstructive hydrocephalus (G91.1)
Excludes1: Not Coded Here
  • chronic fatigue NOS (R53.82)
  • neurasthenia (F48.8)
Excludes1: Not Coded Here

traumatic compression of brain (S06.A-)

Excludes1: Not Coded Here
  • cerebral edema due to birth injury (P11.0)
  • traumatic cerebral edema (S06.1-)
Excludes2: Not Included Here
  • alcoholic encephalopathy (G31.2)
  • encephalopathy in diseases classified elsewhere (G94)
  • hypertensive encephalopathy (I67.4)
  • toxic (metabolic) encephalopathy (G92.8)
Code First

poisoning due to salicylates, if applicable (T39.0-, with sixth character 1-4)

Use Additional Code

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

Use Additional Code

code for adverse effect due to salicylates, if applicable (T39.0-, with sixth character 5)

Inclusion Terms
  • Arachnoid cyst
  • Porencephalic cyst, acquired
Inclusion Terms

Pseudotumor

Inclusion Terms
  • Chronic fatigue syndrome
  • ME/CFS
  • Myalgic encephalomyelitis
Inclusion Terms

Septic encephalopathy

Inclusion Terms

Adult-onset leukoencephalopathy with axonal spheroids and pigmented glia

Inclusion Terms

Early infantile epileptic encephalopathy

Inclusion Terms

Encephalopathy NEC

Inclusion Terms
  • Arnold-Chiari type 1 compression of brain
  • Compression of brain (stem)
  • Herniation of brain (stem)
Inclusion Terms
  • Hippocampal sclerosis
  • Mesial temporal sclerosis
Inclusion Terms

Postradiation encephalopathy

Code Also
  • , if applicable, associated disorders such as:
  • developmental disorders of scholastic skills (F81.-)
  • developmental disorder of speech and language (F80.-)
  • epilepsy, by specific type (G40.-)
  • intellectual disabilities (F70-F79)
  • other neurodevelopmental disorder (F88)
  • pervasive developmental disorders (F84.-)

Child Codes (More Specific Codes for G93):

G93.0 - Cerebral cysts G93.1 - Anoxic brain damage, not elsewhere classified G93.2 - Benign intracranial hypertension G93.3 - Postviral and related fatigue syndromes G93.31 - 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 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 G93.5 - Compression of brain G93.6 - Cerebral edema G93.7 - Reye's syndrome G93.8 - Other specified disorders of brain G93.81 - Temporal sclerosis G93.82 - Brain death G93.89 - Other specified disorders of brain G93.9 - Disorder of brain, unspecified

About ICD-10-CM Code G93 (Other disorders of brain)

ICD-10-CM code G93 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G93 became effective on October 1, 2024.

This page provides detailed information about G93 - Other disorders of brain. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other disorders of brain.