Specific code icon 2014 ICD-10-CM Diagnosis Code F51.5

Nightmare disorder

  • F51.5 is a billable ICD-10-CM code that can be used to specify a diagnosis.
  • On October 1, 2015 ICD-10-CM will replace ICD-9-CM in the United States, therefore, F51.5 and all other ICD-10-CM codes should only be used for training or planning purposes until then.
Clinical Information
  • A sleep disorder characterized by the repeated occurrence of frightening dreams which precipitate awakenings from sleep; on awakening, the individual becomes fully alert and oriented and has detailed recall of the nightmare, which usually involves imminent danger or extreme embarrassment to the individual.
Applicable To
  • Dream anxiety disorder
ICD-10-CM F51.5 is grouped within Diagnostic Related Group (MS-DRG v30.0):
  • 887 Other mental disorder diagnoses
Convert ICD-10-CM F51.5 to ICD-9-CM
The following ICD-10-CM Index entries contain back-references to ICD-10-CM F51.5: