G40.50

Epileptic seizures related to external causes, not intractable

Non-billable header

G40.50 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Note: the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled

Not coded here — never report together with this code.

conversion disorder with seizures (F44.5) (from G40)
convulsions NOS (R56.9) (from G40)
post traumatic seizures (R56.1) (from G40)
seizure (convulsive) NOS (R56.9) (from G40)
seizure of newborn (P90) (from G40)

Not included here — may be reported together when both conditions exist.

certain conditions originating in the perinatal period (P04-P96) (from G40)
certain infectious and parasitic diseases (A00-B99) (from G40)
complications of pregnancy, childbirth and the puerperium (O00-O9A) (from G40)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from G40)
endocrine, nutritional and metabolic diseases (E00-E88) (from G40)
injury, poisoning and certain other consequences of external causes (S00-T88) (from G40)
neoplasms (C00-D49) (from G40)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from G40)
hippocampal sclerosis (G93.81) (from G40)
mesial temporal sclerosis (G93.81) (from G40)
temporal sclerosis (G93.81) (from G40)
Todd's paralysis (G83.84) (from G40)

Add a code to identify the following, if applicable.

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) (from G40.5)

An additional code may be needed.

, if applicable, associated epilepsy and recurrent seizures (G40.-) (from G40.5)

G40.501Epileptic seizures related to external causes, not intractable, with status epilepticusBillable
G40.509Epileptic seizures related to external causes, not intractable, without status epilepticusBillable