Specific code 2015 ICD-9-CM Diagnosis Code 379.41
  • 2015
  • Billable Code
  • ICD-9-CM 379.41 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 379.41 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Anisocoria (unequal size of pupils)
Clinical Information
  • Unequal pupil size, which may represent a benign physiologic variant or a manifestation of disease. Pathologic anisocoria reflects an abnormality in the musculature of the iris (iris diseases) or in the parasympathetic or sympathetic pathways that innervate the pupil. Physiologic anisocoria refers to an asymmetry of pupil diameter, usually less than 2mm, that is not associated with disease
Convert to ICD-10-CM: 379.41 converts directly to:
  • 2015 ICD-10-CM H57.02 Anisocoria
ICD-9-CM Volume 2 Index entries containing back-references to 379.41:
  • Anisocoria (pupil) 379.41
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 379.41 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.