Epilepsy, diencephalic
Epilepsy, diencephalic is rated under 38 CFR 38 CFR § 4.124a, Diagnostic Code 8913, from 10% to 100% based on the frequency and functional severity of symptoms. The maximum 100% rating requires: Averaging at least 1 major seizure per month over the last year. Most claims establish the 10% or 20% rating before reaching the top tier.
What are the VA rating criteria for Epilepsy, diencephalic?
A confirmed diagnosis of epilepsy with a history of seizures
Note: Via General Rating Formula for Major and Minor Epileptic Seizures:
At least 1 major seizure in the last 2 years; or at least 2 minor seizures in the last 6 months
Note: Via General Rating Formula for Major and Minor Epileptic Seizures:
At least 1 major seizure in the last 6 months or 2 in the last year; or averaging at least 5 to 8 minor seizures weekly
Note: Via General Rating Formula for Major and Minor Epileptic Seizures:
Averaging at least 1 major seizure in 4 months over the last year; or 9-10 minor seizures per week
Note: Via General Rating Formula for Major and Minor Epileptic Seizures:
Averaging at least 1 major seizure in 3 months over the last year; or more than 10 minor seizures weekly
Note: Via General Rating Formula for Major and Minor Epileptic Seizures:
Averaging at least 1 major seizure per month over the last year
Note: Via General Rating Formula for Major and Minor Epileptic Seizures:
“Averaging at least 1 major seizure in 4 months over the last year; or 9-10 minor seizures per week”
Common Questions About Epilepsy, diencephalic VA Ratings
What is the VA rating range for Epilepsy, diencephalic?
The VA rates Epilepsy, diencephalic under Diagnostic Code 8913 at 10%, 20%, 40%, 60%, 80%, 100%. The minimum 10% rating requires: A confirmed diagnosis of epilepsy with a history of seizures. The maximum 100% rating requires: Averaging at least 1 major seizure per month over the last year.
Which 38 CFR diagnostic code does the VA use for Epilepsy, diencephalic?
The VA rates Epilepsy, diencephalic under Diagnostic Code (DC) 8913, governed by 38 CFR 38 CFR § 4.124a. The diagnostic code establishes the specific rating tiers and severity criteria the VA examiner applies.
What is the difference between a 10% and a 100% rating for Epilepsy, diencephalic?
A 10% rating requires: A confirmed diagnosis of epilepsy with a history of seizures. A 100% rating requires: Averaging at least 1 major seizure per month over the last year. The difference typically reflects the frequency, severity, or functional impact of the condition as documented in medical records and C&P examination findings.
Can Epilepsy, diencephalic qualify for TDIU (Total Disability Individual Unemployability)?
Veterans rated for Epilepsy, diencephalic may qualify for TDIU if the condition — alone or in combination with other service-connected disabilities — prevents substantially gainful employment. A single disability rated at 60% or higher (or multiple disabilities combining to 70%, with one at 40%) can support a TDIU claim under 38 CFR § 4.16.
What evidence do I need to establish service connection for Epilepsy, diencephalic?
Service connection for Epilepsy, diencephalic requires three elements: (1) a current diagnosis of the condition, (2) an in-service event, injury, or disease, and (3) a medical nexus linking the current diagnosis to that in-service occurrence. A nexus letter from a treating or independent medical examiner is the most reliable nexus evidence.
What is the C&P exam like for Epilepsy, diencephalic?
A Compensation & Pension (C&P) exam for Epilepsy, diencephalic uses a Disability Benefits Questionnaire (DBQ) specific to the body system involved. The examiner documents the frequency, severity, and functional impact of your symptoms. Bring all relevant treatment records and be prepared to describe your worst-day symptoms — the examiner rates your condition based on the full clinical picture, not a single visit.
Get a Personalized Rating Analysis
VeteranHQ evaluates your symptoms against the exact 38 CFR criteria, identifies secondary conditions, and shows what evidence you need to support a higher rating.
Discover Your Benefits