Specific code 2009 ICD-9-CM Diagnosis Code 300.00
Anxiety state unspecified
  • Short description: ANXIETY STATE NOS.
  • ICD-9-CM 300.00 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 300.00 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2009 version of ICD-9-CM 300.00.
  • More recent version(s) of ICD-9-CM 300.00: 2010 2011 2012 2013 2014 2015.
Disease Synonyms
  • Anxiety
  • Anxiety disorder
  • Anxiety in childbirth
  • Anxiety postpartum
  • Anxiety, chronic
  • Chronic anxiety
  • Postpartum anxiety
  • Postpartum anxiety (after childbirth)
Applies To
  • Anxiety:
    • neurosis
    • reaction
    • state (neurotic)
  • Atypical anxiety disorder
Convert to ICD-10-CM: 300.00 converts directly to:
  • 2015 ICD-10-CM F41.9 Anxiety disorder, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 300.00:
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 300.00 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 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.