Convert ICD-9-CM Diagnosis 433.91 to ICD-10-CM

ICD-9-CM 433.91 converts approximately to:
  • 2023 ICD-10-CM I63.20 Cerebral infarction due to unspecified occlusion or stenosis of unspecified precerebral arteries

Note: approximate conversions between ICD-9-CM codes and ICD-10-CM codes may require clinical interpretation in order to determine the most appropriate conversion code(s) for your specific coding situation.

Source: 2023 ICD-10-CM CMS General Equivalence Mappings.