Convert ICD-9-CM Diagnosis 851.35 to ICD-10-CM

851.35 can be converted to ICD-10-CM using the following scenario:
Scenario 1
  • 2018 ICD-10-CM S01.90XA Unspecified open wound of unspecified part of head, initial encounter
  • With:
  • 2018 ICD-10-CM S06.336A Contusion and laceration of cerebrum, unspecified, with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, initial encounter
    or:
  • 2018 ICD-10-CM S06.337A Contusion and laceration of cerebrum, unspecified, with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness, initial encounter
    or:
  • 2018 ICD-10-CM S06.338A Contusion and laceration of cerebrum, unspecified, with loss of consciousness of any duration with death due to other cause prior to regaining consciousness, initial encounter

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: 2018 ICD-10-CM CMS General Equivalence Mappings.