G47.20
Billable codeCircadian rhythm sleep disorder, unspecified type
The ICD-10 code for circadian rhythm sleep disorder, unspecified type is G47.20.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Sleep wake schedule disorder NOS
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- G47.21Circadian rhythm sleep disorder, delayed sleep phase type
- G47.22Circadian rhythm sleep disorder, advanced sleep phase type
- G47.23Circadian rhythm sleep disorder, irregular sleep wake type
- G47.24Circadian rhythm sleep disorder, free running type
- G47.25Circadian rhythm sleep disorder, jet lag type
- G47.26Circadian rhythm sleep disorder, shift work type
- G47.27Circadian rhythm sleep disorder in conditions classified elsewhere
- G47.29Other circadian rhythm sleep disorder
- G47.20Circadian rhythm sleep disorder, unspecified type
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 32730Approximate match
- 78055Approximate match
Associated MS-DRGs
G47.20 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 011Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with MCC
- DRG 012Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with CC
- DRG 013Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy without CC/MCC
- DRG 091Other Disorders of Nervous System with MCC
- DRG 092Other Disorders of Nervous System with CC
- DRG 093Other Disorders of Nervous System without CC/MCC