Convert ICD-10-CM Y83.9 to ICD-9-CM

ICD-10-CM Y83.9 converts approximately to:
  • 2015 ICD-9-CM E878.9 Unspecified surgical operations and procedures causing abnormal patient reaction, or later complication, without mention of misadventure at time of operation

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: 2020 ICD-10-CM CMS General Equivalence Mappings.