G47.1

Non-billable

Hypersomnia

G47.1 is the ICD-10-CM code for Hypersomnia. It is a non-billable category code — use a more specific child code such as G47.10 for billing.

Status
Header (non-billable)
Chapter
G00-G99
Parent
G47
Subcodes
6
Edition
FY2026

G00-G99 Diseases of the nervous system

Excludes2 — not included here

Frequently asked questions

What is ICD-10 code G47.1?
G47.1 is the ICD-10-CM code for "Hypersomnia". It falls under G00-G99 Diseases of the nervous system.
Is G47.1 a billable code?
No — G47.1 is a non-billable header code. Use a more specific child code (such as G47.10) for billing.
What are the subcodes of G47.1?
G47.1 has 6 more specific child codes, including G47.10, G47.11, G47.12.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.