Specific code 2013 ICD-9-CM Diagnosis Code 296.90
Unspecified episodic mood disorder
  • Short description: Episodic mood disord NOS.
  • ICD-9-CM 296.90 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 296.90 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2013 version of ICD-9-CM 296.90.
  • More recent version(s) of ICD-9-CM 296.90: 2014 2015.
Disease Synonyms
  • Affective psychosis
  • Episodic mood disorder
  • Mild mood disorder
  • Moderate mood disorder
  • Mood disorder
  • Mood disorder in full remission
  • Mood disorder in partial remission
  • Mood disorder severe with psychosis mood incongruent
  • Mood disorder, episodic
  • Mood disorder, full remission
  • Mood disorder, mild
  • Mood disorder, moderate
  • Mood disorder, partial remission
  • Mood disorder, severe, w psychosis
  • Mood disorder, severe, w psychosis, mood congruent
  • Mood disorder, severe, w psychosis, mood incongruent
  • Mood disorder, severe, with psychosis
  • Mood disorder, severe, with psychosis, mood congruent
  • Mood disorder, severe, without psychosis
  • Mood disorder, severe, wo psychosis
  • Persistent mood disorder
  • Severe mood disorder with psychotic features
  • Severe mood disorder with psychotic features, mood-congruent
  • Severe mood disorder with psychotic features, mood-incongruent
  • Severe mood disorder without psychotic features
Applies To
  • Affective psychosis NOS
  • Melancholia NOS
  • Mood disorder NOS
Convert to ICD-10-CM: 296.90 converts approximately to:
  • 2015 ICD-10-CM F39 Unspecified mood [affective] disorder
ICD-9-CM Volume 2 Index entries containing back-references to 296.90:
  • Disorder - see also Disease
    • affective (see also Psychosis, affective) 296.90
    • mood (see also Disorder, bipolar) 296.90
      • alcohol-induced 291.89
      • episodic 296.90
      • in conditions classified elsewhere 293.83
  • Melancholia (see also Psychosis, affective) 296.90
    • reactive (from emotional stress, psychological trauma) 298.0
  • Psychosis 298.9
  • Reaction
    • affective (see also Psychosis, affective) 296.90
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 296.90 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2013 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.