2020 ICD-10-CM Diagnosis Code G47.13

Recurrent hypersomnia

    2016 2017 2018 2019 2020 Billable/Specific Code
  • G47.13 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM G47.13 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of G47.13 - other international versions of ICD-10 G47.13 may differ.
Applicable To
  • Kleine-Levin syndrome
  • Menstrual related hypersomnia
The following code(s) above G47.13 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to G47.13:
  • G00-G99
    2020 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 2 Excludes
    • 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)
    Diseases of the nervous system
  • G47
    ICD-10-CM Diagnosis Code G47

    Sleep disorders

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    Sleep disorders
  • G47.1
    ICD-10-CM Diagnosis Code G47.1

    Hypersomnia

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    Hypersomnia
Approximate Synonyms
  • Hypersomnia disorder related to menstruation
  • Hypersomnia, menstrual
  • Kleine levin syndrome
  • Menstrual hypersomnia
Clinical Information
  • A condition characterized by recurrent hypersomnia and hyperphagia and marked by such symptoms as mental confusion, excessive sleep requirements, restlessness, and hallucinations.
  • A rare condition characterized by recurrent hypersomnias associated with hyperphagia, occurring primarily in males in the second to third decade of life. Clinical features include mental confusion, excessive sleep requirements (approximately 18 hours per day), restlessness, and in some cases hallucinations. Episodes have a duration of days to weeks, and may recur several times per year. This condition may resolve spontaneously over several years. (from adams, et al., principles of neurology, 6th ed, p569)
  • A rare disorder characterized by episodes of excessive sleep and behavioral alterations while awake. It affects predominantly males. The individuals exhibit normal behavior between episodes.
ICD-10-CM G47.13 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 887 Other mental disorder diagnoses

Convert G47.13 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
Code annotations containing back-references to G47.13:
  • Type 2 Excludes: F98
    ICD-10-CM Diagnosis Code F98

    Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • breath-holding spells (R06.89)
    • gender identity disorder of childhood (F64.2)
    • Kleine-Levin syndrome (G47.13)
    • obsessive-compulsive disorder (F42-)
    • sleep disorders not due to a substance or known physiological condition (F51.-)

Diagnosis Index entries containing back-references to G47.13:
  • Hypersomnia (organic) G47.10
    ICD-10-CM Diagnosis Code G47.10

    Hypersomnia, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Hypersomnia NOS
    • menstrual related G47.13
    • recurrent G47.13
  • Klein G47.13 (e)
  • Syndrome - see also Disease
    • Klein G47.13 (e)

ICD-10-CM Codes Adjacent To G47.13
G46.8 Other vascular syndromes of brain in cerebrovascular diseases
G47 Sleep disorders
G47.0 Insomnia
G47.00 …… unspecified
G47.01 …… due to medical condition
G47.09 Other insomnia
G47.1 Hypersomnia
G47.10 …… unspecified
G47.11 Idiopathic hypersomnia with long sleep time
G47.12 Idiopathic hypersomnia without long sleep time
G47.13 Recurrent hypersomnia
G47.14 …… due to medical condition
G47.19 Other hypersomnia
G47.2 Circadian rhythm sleep disorders
G47.20 Circadian rhythm sleep disorder, unspecified type
G47.21 Circadian rhythm sleep disorder, delayed sleep phase type
G47.22 Circadian rhythm sleep disorder, advanced sleep phase type
G47.23 Circadian rhythm sleep disorder, irregular sleep wake type
G47.24 Circadian rhythm sleep disorder, free running type
G47.25 Circadian rhythm sleep disorder, jet lag type
G47.26 Circadian rhythm sleep disorder, shift work type

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.