G40.843Billable
KCNQ2-related epilepsy, intractable, with status epilepticus
Chapter 6: Diseases of the nervous system
Billable Code
G40.843 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Additional Information from Parent Codes
The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.
Parent Codes Referenced:
Inclusion Terms
2 items
Inclusion Terms
From G40.8:
- •Epilepsies and epileptic syndromes undetermined as to whether they are focal or generalized
- •Landau-Kleffner syndrome
Excludes2
12 items
Excludes2
From G00-G99:
- •certain conditions originating in the perinatal period (P04-P96)
- •certain infectious and parasitic diseases (A00-B99)
- •
- •congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- •endocrine, nutritional and metabolic diseases (E00-E88)
- •injury, poisoning and certain other consequences of external causes (S00-T88)
- •neoplasms (C00-D49)
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Notes
1 item
Notes
From G40:
- •the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled