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G40.509 - Epileptic seizures related to external causes, not intractable, without status epilepticus


The ICD 10 Code for Epileptic seizures related to external causes, not intractable, without status epilepticus is listed as G40.509.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: G40.509
Description: Epileptic seizures related to external causes, not intractable, without status epilepticus
  • Epileptic seizures related to external causes, NOS
Diagnostic Related Groups
(MS-DRG v30.0)
100 - Seizures W Mcc
101 - Seizures W/o Mcc
Chapter Diseases of the nervous system (G00-G99)
Block Episodic and paroxysmal disorders (G40-G47)
Parent G40.50 - Epileptic seizures related to external causes, not intractable
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 345.80 - Other forms of epilepsy and recurrent seizures, without mention of intractable epilepsy (approximate)
ICD-10-CM Siblings (same level / similar specificity) of G40.509:
G40.501 - Epileptic seizures related to external causes, not intractable, with status epilepticus