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ICD-10-CM Code G47.12
Idiopathic hypersomnia without long sleep time

Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
| ICD-10 from 2011 - 2016

G47.12 is a billable ICD code used to specify a diagnosis of idiopathic hypersomnia without long sleep time. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

The ICD code G471 is used to code Hypersomnia

In the 5th edition of the Diagnostic and Statistical Manual of Mental Disorders, published in May 2013, hypersomnia appears under sleep-wake disorders as hypersomnolence, of which there are several subtypes.

Specialty: Sleep Medicine
MeSH Codes: D006970, D006970, D006970, D006970, D006970, D006970, D006970, D006970
ICD 9 Codes: , 291.82, 292.85, 307.43, 307.44, 327.1, 780.53, 780.54
Source: Wikipedia

MS-DRG Mapping

  • DRG Group #887 - Other mental disorder diagnoses.

ICD-10-CM Alphabetical Index References for 'G47.12 - Idiopathic hypersomnia without long sleep time'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code G47.12. Click on any term below to browse the alphabetical index.


Idiopathic hypersomnia without long sleep time (exact match)

This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 327.12 was previously used, G47.12 is the appropriate modern ICD10 code.

Parent Code: G47.1 - Hypersomnia

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/G4712