Codes and reporting guidelines for epilepsy using International Classification of Diseases, 10th Revision, Clinical Modification (ICD-10-CM) include familiar terminology carried over from International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM).
This article will review the similarities, differences, and documentation elements necessary for reporting epilepsy with ICD-10-CM.
As with ICD-9-CM, ICD-10-CM codes for epilepsy include specification of the type of epilepsy and status of the condition (eg, whether or not the condition is intractable). Intractable is assigned when documentation includes such terms as treatment resistant, poorly controlled, pharmacoresistant, or refractory. In addition, ICD-10-CM codes specify epilepsy with or without status epilepticus.
Refractory childhood absence epilepsy with status epilepticus is reported as follows using ICD-9-CM and ICD-10-CM:
Note that ICD-9-CM code 345.01 does not specify status epilepticus. The differences in reporting epilepsy with or without status epilepticus may make it easier to code directly...