ICD-10-CM Code F51: Sleep disorders not due to a substance or known physiological condition and Related Diagnosis Codes.

The ICD-10-CM (the International Classification of Diseases, Tenth Revision, Clinical Modification) is a standardized coding system used when classifying diseases and medical conditions. Healthcare providers report these codes on Medical claims when diagnosing patient care.

Explore ICD-10-CM codes, organized by chapters based on body systems and medical conditions, as outlined in the International Classification of Diseases, Tenth Revision, Clinical Modification.

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A categorized list of ICD-10-CM codes organized by chapters based on body systems or medical conditions, according to the International Classification of Diseases, Tenth Revision, Clinical Modification.

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  • F51 - Sleep disorders not due to a substance or known physiological condition
    • F51.0 - Insomnia not due to a substance or known physiological condition
      • F51.01 - Primary insomnia
      • F51.02 - Adjustment insomnia
      • F51.03 - Paradoxical insomnia
      • F51.04 - Psychophysiologic insomnia
      • F51.05 - Insomnia due to other mental disorder
      • F51.09 - Other insomnia not due to a substance or known physiological condition
    • F51.1 - Hypersomnia not due to a substance or known physiological condition
      • F51.11 - Primary hypersomnia
      • F51.12 - Insufficient sleep syndrome
      • F51.13 - Hypersomnia due to other mental disorder
      • F51.19 - Other hypersomnia not due to a substance or known physiological condition
    • F51.3 - Sleepwalking [somnambulism]
    • F51.4 - Sleep terrors [night terrors]
    • F51.5 - Nightmare disorder
    • F51.8 - Other sleep disorders not due to a substance or known physiological condition
    • F51.9 - Sleep disorder not due to a substance or known physiological condition, unspecified
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Note: The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) codes are developed and maintained by the Centers for Disease Control and Prevention (CDC). CDC's National Center for Health Statistics (NCHS) is responsible for the clinical modification of ICD-10 for use in the United States. The World Health Organization (WHO), which owns and publishes ICD-10, authorized NCHS to develop ICD-10-CM. All modifications to ICD-10 must conform to WHO's established ICD structure and conventions. All rights are reserved by the respective entities.