ICD-10-CM > E00-E89 > E00-E07 > E05 > E05.0 E05.0 Thyrotoxicosis with diffuse goiter Non-Billable/Non-Specific Applicable To Exophthalmic or toxic goiter NOSGraves' diseaseToxic diffuse goiter Codes E05.00Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or stormE05.01Thyrotoxicosis with diffuse goiter with thyrotoxic crisis or storm