Specific code 2015 ICD-9-CM Diagnosis Code 345.3
Grand mal status
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 345.3 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 345.3 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Convert to ICD-10-CM: 345.3 converts approximately to:
  • 2015/16 ICD-10-CM G40.301 Generalized idiopathic epilepsy and epileptic syndromes, not intractable, with status epilepticus
Disease Synonyms
  • Epilepsy, generalized idiopathic
  • Epilepsy, generalized idiopathic w status epilepticus
  • Epilepsy, generalized idiopathic, intractable w status epilepticus
  • Epilepsy, intractable, w status epilepticus
  • Epilepsy, intractable, with status epilepticus
  • Intractable epilepsy with status epilepticus
  • Status epilepticus
  • Status epilepticus due to generalized idiopathic epilepsy
  • Status epilepticus due to generalized intractable idiopathic epilepsy
  • Status epilepticus, grand mal
345.3 Excludes
  • epilepsia partialis continua (345.7) status:
Applies To
  • Status epilepticus NOS
ICD-9-CM Volume 2 Index entries containing back-references to 345.3:
  • Coma 780.01
    • epileptic 345.3
  • Epilepsy, epileptic (idiopathic) 345.9
    • coma 345.3
  • Seizure(s) 780.39
  • Status (post)
    • convulsivus idiopathicus (see also Epilepsy) 345.3
    • epileptic, epilepticus (absence) (grand mal) (see also Epilepsy) 345.3
    • grand mal 345.3
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 345.3 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.