E00
ICD-10Non-billable categoryCongenital iodine-deficiency syndrome
Official ICD-10-CM descriptor (FY2026)
Congenital iodine-deficiency syndrome
E00 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- subclinical iodine-deficiency hypothyroidism (E02)
Use additional code
Report an additional code to identify the associated condition.
- code (F70-F79) to identify associated intellectual disabilities.
More specific codes under E00
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.