2019 ICD-10-CM Diagnosis Code F51.4

Sleep terrors [night terrors]

    2016 2017 2018 2019 Billable/Specific Code
  • F51.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM F51.4 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of F51.4 - other international versions of ICD-10 F51.4 may differ.
Applicable To
  • Non-rapid eye movement sleep arousal disorders, sleep terror type
The following code(s) above F51.4 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 F51.4:
  • F01-F99
    2019 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    Includes
    • disorders of psychological development
    Type 2 Excludes
    • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
    Mental, Behavioral and Neurodevelopmental disorders
  • F51
    ICD-10-CM Diagnosis Code F51

    Sleep disorders not due to a substance or known physiological condition

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • organic sleep disorders (G47.-)
    Sleep disorders not due to a substance or known physiological condition
Approximate Synonyms
  • Night terrors
  • Non-rapid eye movement sleep arousal disorder, sleep terror type
  • Nonrem sleep arousal disorder, sleep terror type
  • Sleep terror disorder
  • Sleep terror disorders
  • Sleep terrors
  • Somnambulism, night terrors
Clinical Information
  • A disorder characterized by incomplete arousals from sleep associated with behavior suggesting extreme fright. This condition primarily affects children and young adults and the individual generally has no recall of the event. Episodes tend to occur during stage iii or iv. Somnambulism is frequently associated with this condition. (Adams et al., Principles of Neurology, 6th ed, p391)
  • A sleep disorder characterized by abrupt awakenings from sleep with a panicky scream, accompanied by signs of autonomic arousal. There is no recall of a nightmare and the person has amnesia for the event in the morning.
ICD-10-CM F51.4 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 887 Other mental disorder diagnoses

Convert F51.4 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
Code annotations containing back-references to F51.4:
  • Type 2 Excludes: G47
    ICD-10-CM Diagnosis Code G47

    Sleep disorders

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes

Diagnosis Index entries containing back-references to F51.4:
  • Disorder (of) - see also Disease
    • non-rapid eye movement sleep arousal
      • sleep terror type F51.4
    • sleep G47.9
      ICD-10-CM Diagnosis Code G47.9

      Sleep disorder, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Sleep disorder NOS
      • Unspecified sleep-wake disorder
      • terrors F51.4
  • Night
    • terrors F51.4 (child)
  • Sleep
    • terrors F51.4
  • Terror F51.4(s) night (child)

ICD-10-CM Codes Adjacent To F51.4
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
F52 Sexual dysfunction not due to a substance or known physiological condition
F52.0 Hypoactive sexual desire disorder
F52.1 Sexual aversion disorder
F52.2 Sexual arousal disorders
F52.21 Male erectile disorder
F52.22 Female sexual arousal disorder
F52.3 Orgasmic disorder

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