Convert ICD-10 Code E05.90 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
E05.90 Thyrotoxicosis, unsp without thyrotoxic crisis or storm		242.90 Thyrotox NOS no crisis

ICD-10 to ICD-9 crosswalk for code E05.90 - thyrotoxicosis, unspecified without thyrotoxic crisis or storm based on the most recent General Equivalence Mappings (GEMS) information.