2020 ICD-10-CM Diagnosis Code G47.00

Insomnia, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code
  • G47.00 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 G47.00 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of G47.00 - other international versions of ICD-10 G47.00 may differ.
Applicable To
  • Insomnia NOS
The following code(s) above G47.00 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 G47.00:
  • 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
  • G47.0
    ICD-10-CM Diagnosis Code G47.0

    Insomnia

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    Insomnia
Approximate Synonyms
  • Insomnia
  • Insomnia disorder
  • Insomnia disorder related to known organic factor
  • Insomnia disorder, episodic
  • Insomnia disorder, recurrent
  • Organic insomnia
Clinical Information
  • A disorder characterized by difficulty in falling asleep and/or remaining asleep.
  • A sleep disorder characterized by difficulty in falling asleep and/or remaining asleep.
  • Difficulty in going to sleep or getting enough sleep.
  • Insomnia is a common sleep disorder. If you have it, you may have trouble falling asleep, staying asleep, or both. As a result, you may get too little sleep or have poor-quality sleep. You may not feel refreshed when you wake up.symptoms of insomnia include:
    • lying awake for a long time before you fall asleep
    • sleeping for only short periods
    • being awake for much of the night
    • feeling as if you haven't slept at all
    • waking up too early
    your doctor will diagnose insomnia based on your medical and sleep histories and a physical exam. He or she also may recommend a sleep study. A sleep study measures how well you sleep and how your body responds to sleep problems. Treatments include lifestyle changes, counseling, and medicines.
ICD-10-CM G47.00 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 887 Other mental disorder diagnoses

Convert G47.00 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

Diagnosis Index entries containing back-references to G47.00:

ICD-10-CM Codes Adjacent To G47.00
G46.1 Anterior cerebral artery syndrome
G46.2 Posterior cerebral artery syndrome
G46.3 Brain stem stroke syndrome
G46.4 Cerebellar stroke syndrome
G46.5 Pure motor lacunar syndrome
G46.6 Pure sensory lacunar syndrome
G46.7 Other lacunar syndromes
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

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