Specific code 2015 ICD-9-CM Diagnosis Code 434.00
Cerebral thrombosis without mention of cerebral infarction
  • 2015
  • Billable Code
  • ICD-9-CM 434.00 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 434.00 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Cerebral arterial thrombosis (disorder)
  • Thrombosis of cerebral artery
  • Thrombosis, cerebral artery
  • Thrombotic stroke
Convert to ICD-10-CM: 434.00 converts approximately to:
  • 2015 ICD-10-CM I66.09 Occlusion and stenosis of unspecified middle cerebral artery
  • 2015 ICD-10-CM I66.19 Occlusion and stenosis of unspecified anterior cerebral artery
  • 2015 ICD-10-CM I66.29 Occlusion and stenosis of unspecified posterior cerebral artery
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 434.00 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.