Specific code 2010 ICD-9-CM Diagnosis Code 300.5
Neurasthenia
  • ICD-9-CM 300.5 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 300.5 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2010 version of ICD-9-CM 300.5.
  • More recent version(s) of ICD-9-CM 300.5: 2011 2012 2013 2014.
Disease Synonyms
  • Fatigue, general, psychogenic
  • Fatigue, psychogenic
  • Psychogenic fatigue
300.5 Excludes
Applies To
  • Fatigue neurosis
  • Nervous debility
  • Psychogenic:
    • asthenia
    • general fatigue
Use Additional
  • Use additional code to identify any associated physical disorder
Convert to ICD-10-CM: 300.5 converts approximately to:
  • 2014 ICD-10-CM F48.8 Other specified nonpsychotic mental disorders
ICD-9-CM Volume 2 Index entries containing back-references to 300.5:
  • Asthenia, asthenic 780.79
    • nervous 300.5
    • neurotic 300.5
    • psychogenic 300.5
    • psychoneurotic 300.5
    • psychophysiologic 300.5
    • reaction, psychoneurotic 300.5
  • Beard's disease (neurasthenia) 300.5
  • Cachexia 799.4
    • nervous 300.5
  • Debility (general) (infantile) (postinfectional) 799.3
    • nervous 300.5
  • Disease, diseased - see also Syndrome
    • Beard's (neurasthenia) 300.5
  • Disorder - see also Disease
  • Exhaustion, exhaustive (physical NEC) 780.79
    • mental 300.5
    • nervous 300.5
    • psychogenic 300.5
  • Fatigue 780.79
    • general 780.79
      • psychogenic 300.5
    • nervous 300.5
    • neurosis 300.5
    • psychogenic (general) 300.5
    • syndrome NEC 300.5
  • Mental - see also condition
    • exhaustion 300.5
  • Neurasthenia 300.5
  • Neurosis, neurotic 300.9
    • asthenic 300.5
    • fatigue 300.5
  • Prostration 780.79
    • nervous 300.5
  • Psychoneurosis, psychoneurotic (see also Neurosis) 300.9
    • neurasthenic 300.5
  • Reaction
    • asthenic 300.5
    • neurasthenic 300.5
  • Syndrome - see also Disease
    • exhaustion 300.5
    • fatigue NEC 300.5
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 300.5 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 2010 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.