Convert ICD-10-CM T58.2X4A to ICD-9-CM

T58.2X4A can be converted to ICD-9-CM using the following scenario:
Scenario 1
  • 2015 ICD-9-CM 986 Toxic effect of carbon monoxide
  • With:
  • 2015 ICD-9-CM E982.1 Poisoning by other carbon monoxide, undetermined whether accidentally or purposely inflicted

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: 2021 ICD-10-CM CMS General Equivalence Mappings.