G47.1
Non-billableHypersomnia
Hypersomnia
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- 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)
- nightmares (F51.5)
- nonorganic sleep disorders (F51.-)
- sleep terrors (F51.4)
- sleepwalking (F51.3)
- alcohol-related hypersomnia (F10.182, F10.282, F10.982)
- drug-related hypersomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982)
- hypersomnia due to a mental disorder (F51.13)
- hypersomnia not due to a substance or known physiological condition (F51.1-)
- primary hypersomnia (F51.11)
- sleep apnea (G47.3-)
Child Codes (6)
Also Known As / Clinical Terms
UMLS
- Excessive sleepC0917799
- Excessive sleepinessC0917799
- HypersomniaC0917799
- Hypersomnia (disorder)C0917799
- Hypersomnia (excessive sleeping)C0917799
- Hypersomnia NOSC0917799
- Hypersomnia, unspecifiedC0917799
- HypersomniasC0917799
- Sleep excessiveC0917799
- Sleeps too muchC0917799
- excessive sleepC0917799
- excessive sleepinessC0917799
- excessive sleepingC0917799
- hypersomniaC0917799
- increased sleepC0917799
- much sleep tooC0917799
- much sleeping tooC0917799
- sleep too muchC0917799
- too much sleepC0917799
Frequently Asked Questions
What is the ICD-10 code for hypersomnia?
The ICD-10-CM code for hypersomnia is G47.1. The full clinical description is "Hypersomnia". G47.1 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code G47.1 mean?
ICD-10-CM code G47.1 represents "Hypersomnia". It is classified under Chapter 6: Diseases of the Nervous System and is a non-billable header code. Use a more specific child code for billing purposes.
Is G47.1 a billable code?
No, G47.1 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under G47.1.
What chapter is G47.1 in?
G47.1 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What are the subcategories under G47.1?
G47.1 has 6 child codes, including: G47.10 (Hypersomnia, unspecified), G47.11 (Idiopathic hypersomnia with long sleep time), G47.12 (Idiopathic hypersomnia without long sleep time), G47.13 (Recurrent hypersomnia), and 2 more.
What are the UMLS CUIs for G47.1?
G47.1 is linked to 1 UMLS Concept Unique Identifier: C0917799. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.