ICD-10-CM > E00-E89 > E00-E07 > E05 > E05.1 E05.1 Thyrotoxicosis with toxic single thyroid nodule Non-Billable/Non-Specific Applicable To Thyrotoxicosis with toxic uninodular goiter Codes E05.10Thyrotoxicosis with toxic single thyroid nodule without thyrotoxic crisis or stormE05.11Thyrotoxicosis with toxic single thyroid nodule with thyrotoxic crisis or storm