Convert ICD-9-CM Diagnosis 249.40 to ICD-10-CM

ICD-9-CM 249.40 converts approximately to:
  • 2020 ICD-10-CM E08.21 Diabetes mellitus due to underlying condition with diabetic nephropathy
  • 2020 ICD-10-CM E09.21 Drug or chemical induced diabetes mellitus with diabetic nephropathy

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.