DC 8108Neurological Conditions38 CFR § 4.124a

Narcolepsy

The VA rates Narcolepsy under Diagnostic Code 8108 at a single 0% level. With a cap of 0%, most veterans pursue secondary conditions to increase their combined rating.

Rating schedule — DC 8108 at a glance

Minimum rating
0%

Lowest schedular rating available

Maximum rating
0%

TDIU may raise effective compensation to 100%

Rating tiers
1

0%

CFR section
§ 4.124a

Part 4 rating schedule

Body system
Neurological Conditions
Secondary conditions
0

None mapped

What are the VA rating criteria for Narcolepsy?

RatingCriteria
0%

Rate as for epilepsy, petit mal.

Note: Cross-reference — see referenced criteria for rating tiers

Rate as for epilepsy, petit mal.

Common Questions About Narcolepsy VA Ratings

What is the VA rating range for Narcolepsy?

The VA rates Narcolepsy under Diagnostic Code 8108 at 0%. The minimum 0% rating requires: Rate as for epilepsy, petit mal.. The maximum 0% rating requires: Rate as for epilepsy, petit mal..

Which 38 CFR diagnostic code does the VA use for Narcolepsy?

The VA rates Narcolepsy under Diagnostic Code (DC) 8108, governed by 38 CFR 38 CFR § 4.124a. The diagnostic code establishes the specific rating tiers and severity criteria the VA examiner applies.

Can Narcolepsy qualify for TDIU?

Narcolepsy maxes at 0%, well below the single-disability TDIU threshold. However, combined with other service-connected disabilities, TDIU may be achievable under 38 CFR § 4.16. Focus on establishing secondary conditions to increase the combined rating.

What evidence supports a higher rating for Narcolepsy?

The key evidence for Narcolepsy is documentation of how the condition affects daily functioning. For neurological conditions, nerve conduction studies, EMG results, and documentation of complete vs incomplete paralysis distinguish the rating tiers. A nexus letter from a qualified medical professional linking the current severity to service is essential for contested claims.

What happens at the C&P exam for Narcolepsy?

The C&P examiner uses a Neurological Conditions DBQ and evaluates your condition against the DC 8108 rating criteria. The examiner tests reflexes, sensation, and motor function. If nerve damage is suspected, EMG or nerve conduction studies may be ordered. Distinguish between complete and incomplete paralysis — the rating difference is significant.

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