G40.C19

Lafora progressive myoclonus epilepsy, intractable, without status epilepticus

Risk-adjusting (HCC)Billable code

HCC risk adjustment mapping

CMS-HCC V28

HCC201

Seizure Disorders and Convulsions

CMS-HCC ESRD V24

HCC79

Seizure Disorders and Convulsions

RxHCC V08

RXHCC163

Intractable Epilepsy

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

Inherited from G40.CLafora progressive myoclonus epilepsy
Code also

, if applicable, associated conditions such as dementia (F02.8-)

Synonyms

Lafora body disease

Inherited from G40Epilepsy and recurrent seizures
Excludes 1

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

Excludes 2

hippocampal sclerosis (G93.81) mesial temporal sclerosis (G93.81) temporal sclerosis (G93.81) Todd's paralysis (G83.84)

Note

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

Inherited from chapter 6Diseases of the nervous system
Excludes 2

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) 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)

Official Guidelines for G40.C19

FY 2026 ›