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G47.0

⚠ Non-billable (Header)

Insomnia

Diseases of the nervous system (G00-G99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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⚠️ Excludes2

direct

May be coded together if both conditions coexist

  • • alcohol related insomnia (F10.182, F10.282, F10.982)
  • • drug-related insomnia (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)
  • • idiopathic insomnia (F51.01)
  • • insomnia due to a mental disorder (F51.05)
  • • insomnia not due to a substance or known physiological condition (F51.0-)
  • • nonorganic insomnia (F51.0-)
  • • primary insomnia (F51.01)
  • • sleep apnea (G47.3-)

⚠️ Excludes2

inherited from G47

Rules from parent category G47: Sleep disorders

  • • nightmares (F51.5)
  • • nonorganic sleep disorders (F51.-)
  • • sleep terrors (F51.4)
  • • sleepwalking (F51.3)

Child Codes (3)

G47.00Insomnia, unspecifiedG47.01Insomnia due to medical conditionG47.09Other insomnia

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Code Information

CodeG47.0
BillableNo — Header code
ParentG47
CategoryDiseases of the nervous system (G00-G99)
Excludes10 rule(s)
Excludes212 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)